WORST_CASE(?, O(n^1))
<?xml version="1.0" encoding="UTF-8" standalone="no"?><?xml-stylesheet type="text/xsl" href="cpfHTML.xsl"?><certificationProblem xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 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arg></funapp></lhs><rhs><funapp><name>c</name></funapp></rhs></rule></ruleWithDT><ruleWithDT><rule><lhs><funapp><name>natsFrom</name><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>n__natsFrom</name><arg><var>z0</var></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c1</name></funapp></rhs></rule></ruleWithDT><ruleWithDT><rule><lhs><funapp><name>fst</name><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><var>z0</var></rhs></rule><rule><lhs><funapp><sharp><name>fst</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c2</name></funapp></rhs></rule></ruleWithDT><ruleWithDT><rule><lhs><funapp><name>snd</name><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><var>z1</var></rhs></rule><rule><lhs><funapp><sharp><name>snd</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c3</name></funapp></rhs></rule></ruleWithDT><ruleWithDT><rule><lhs><funapp><name>splitAt</name><arg><funapp><name>0</name></funapp></arg><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>pair</name><arg><funapp><name>nil</name></funapp></arg><arg><var>z0</var></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>splitAt</name></sharp><arg><funapp><name>0</name></funapp></arg><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c4</name></funapp></rhs></rule></ruleWithDT><ruleWithDT><rule><lhs><funapp><name>splitAt</name><arg><funapp><name>s</name><arg><var>z0</var></arg></funapp></arg><arg><funapp><name>cons</name><arg><var>z1</var></arg><arg><var>z2</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>u</name><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><var>z0</var></arg><arg><var>z1</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>splitAt</name></sharp><arg><funapp><name>s</name><arg><var>z0</var></arg></funapp></arg><arg><funapp><name>cons</name><arg><var>z1</var></arg><arg><var>z2</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c5</name><arg><funapp><sharp><name>u</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><var>z0</var></arg><arg><var>z1</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>activate</name></sharp><arg><var>z2</var></arg></funapp></arg><arg><funapp><sharp><name>activate</name></sharp><arg><var>z2</var></arg></funapp></arg></funapp></rhs></rule></ruleWithDT><ruleWithDT><rule><lhs><funapp><name>u</name><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg><arg><var>z2</var></arg><arg><var>z3</var></arg><arg><var>z4</var></arg></funapp></lhs><rhs><funapp><name>pair</name><arg><funapp><name>cons</name><arg><funapp><name>activate</name><arg><var>z3</var></arg></funapp></arg><arg><var>z0</var></arg></funapp></arg><arg><var>z1</var></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>u</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg><arg><var>z2</var></arg><arg><var>z3</var></arg><arg><var>z4</var></arg></funapp></lhs><rhs><funapp><name>c6</name><arg><funapp><sharp><name>activate</name></sharp><arg><var>z3</var></arg></funapp></arg></funapp></rhs></rule></ruleWithDT><ruleWithDT><rule><lhs><funapp><name>head</name><arg><funapp><name>cons</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><var>z0</var></rhs></rule><rule><lhs><funapp><sharp><name>head</name></sharp><arg><funapp><name>cons</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c7</name></funapp></rhs></rule></ruleWithDT><ruleWithDT><rule><lhs><funapp><name>tail</name><arg><funapp><name>cons</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>activate</name><arg><var>z1</var></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>tail</name></sharp><arg><funapp><name>cons</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c8</name><arg><funapp><sharp><name>activate</name></sharp><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule></ruleWithDT><ruleWithDT><rule><lhs><funapp><name>sel</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>head</name><arg><funapp><name>afterNth</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>sel</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c9</name><arg><funapp><sharp><name>head</name></sharp><arg><funapp><name>afterNth</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>afterNth</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule></ruleWithDT><ruleWithDT><rule><lhs><funapp><name>take</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>fst</name><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>take</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c10</name><arg><funapp><sharp><name>fst</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule></ruleWithDT><ruleWithDT><rule><lhs><funapp><name>afterNth</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>snd</name><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>afterNth</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c11</name><arg><funapp><sharp><name>snd</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule></ruleWithDT><ruleWithDT><rule><lhs><funapp><name>activate</name><arg><funapp><name>n__natsFrom</name><arg><var>z0</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>natsFrom</name><arg><var>z0</var></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>activate</name></sharp><arg><funapp><name>n__natsFrom</name><arg><var>z0</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c12</name><arg><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></arg></funapp></rhs></rule></ruleWithDT><ruleWithDT><rule><lhs><funapp><name>activate</name><arg><var>z0</var></arg></funapp></lhs><rhs><var>z0</var></rhs></rule><rule><lhs><funapp><sharp><name>activate</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c13</name></funapp></rhs></rule></ruleWithDT></strictDTs><weakDTs/><innermostLhss><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp><funapp><sharp><name>fst</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp><funapp><sharp><name>snd</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp><funapp><sharp><name>splitAt</name></sharp><arg><funapp><name>0</name></funapp></arg><arg><var>z0</var></arg></funapp><funapp><sharp><name>splitAt</name></sharp><arg><funapp><name>s</name><arg><var>z0</var></arg></funapp></arg><arg><funapp><name>cons</name><arg><var>z1</var></arg><arg><var>z2</var></arg></funapp></arg></funapp><funapp><sharp><name>u</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg><arg><var>z2</var></arg><arg><var>z3</var></arg><arg><var>z4</var></arg></funapp><funapp><sharp><name>head</name></sharp><arg><funapp><name>cons</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp><funapp><sharp><name>tail</name></sharp><arg><funapp><name>cons</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp><funapp><sharp><name>sel</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp><funapp><sharp><name>take</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp><funapp><sharp><name>afterNth</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp><funapp><sharp><name>activate</name></sharp><arg><funapp><name>n__natsFrom</name><arg><var>z0</var></arg></funapp></arg></funapp><funapp><sharp><name>activate</name></sharp><arg><var>z0</var></arg></funapp></innermostLhss><complexityProof><usableRules><nonUsableRules><rules><rule><lhs><funapp><name>fst</name><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><var>z0</var></rhs></rule><rule><lhs><funapp><name>head</name><arg><funapp><name>cons</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><var>z0</var></rhs></rule><rule><lhs><funapp><name>tail</name><arg><funapp><name>cons</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>activate</name><arg><var>z1</var></arg></funapp></rhs></rule><rule><lhs><funapp><name>sel</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>head</name><arg><funapp><name>afterNth</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><name>take</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>fst</name><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule></rules></nonUsableRules><complexityProof><ruleShifting><orderingConstraintProof><redPair><interpretation><type><polynomial><domain><naturals/></domain><degree>1</degree></polynomial></type><interpret><name>c</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c1</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c2</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c3</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c4</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c5</name><arity>4</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>3</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>4</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c6</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c7</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c8</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c9</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c10</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c11</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c12</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c13</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>splitAt</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>activate</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>natsFrom</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>u</name><arity>4</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>3</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>4</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>afterNth</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>snd</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>natsFrom</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>fst</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>snd</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>splitAt</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>u</name></sharp><arity>4</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>head</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>tail</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>sel</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>take</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>afterNth</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>activate</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>0</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>pair</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>nil</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>s</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>cons</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>n__natsFrom</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret></interpretation></redPair></orderingConstraintProof><trs><rules><rule><lhs><funapp><sharp><name>fst</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c2</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>head</name></sharp><arg><funapp><name>cons</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c7</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>tail</name></sharp><arg><funapp><name>cons</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c8</name><arg><funapp><sharp><name>activate</name></sharp><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule></rules></trs><usableRules><rules><rule><lhs><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c1</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>fst</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c2</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>snd</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c3</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>splitAt</name></sharp><arg><funapp><name>0</name></funapp></arg><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c4</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>splitAt</name></sharp><arg><funapp><name>s</name><arg><var>z0</var></arg></funapp></arg><arg><funapp><name>cons</name><arg><var>z1</var></arg><arg><var>z2</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c5</name><arg><funapp><sharp><name>u</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><var>z0</var></arg><arg><var>z1</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>activate</name></sharp><arg><var>z2</var></arg></funapp></arg><arg><funapp><sharp><name>activate</name></sharp><arg><var>z2</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>u</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg><arg><var>z2</var></arg><arg><var>z3</var></arg><arg><var>z4</var></arg></funapp></lhs><rhs><funapp><name>c6</name><arg><funapp><sharp><name>activate</name></sharp><arg><var>z3</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>head</name></sharp><arg><funapp><name>cons</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c7</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>tail</name></sharp><arg><funapp><name>cons</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c8</name><arg><funapp><sharp><name>activate</name></sharp><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>sel</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c9</name><arg><funapp><sharp><name>head</name></sharp><arg><funapp><name>afterNth</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>afterNth</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>take</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c10</name><arg><funapp><sharp><name>fst</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>afterNth</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c11</name><arg><funapp><sharp><name>snd</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>activate</name></sharp><arg><funapp><name>n__natsFrom</name><arg><var>z0</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c12</name><arg><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>activate</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c13</name></funapp></rhs></rule></rules></usableRules><complexityProof><ruleShifting><orderingConstraintProof><redPair><interpretation><type><polynomial><domain><naturals/></domain><degree>1</degree></polynomial></type><interpret><name>c</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c1</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c2</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c3</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c4</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c5</name><arity>4</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>3</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>4</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c6</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c7</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c8</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c9</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c10</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c11</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c12</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c13</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>splitAt</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>activate</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>natsFrom</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>u</name><arity>4</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>3</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>4</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>afterNth</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>snd</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>natsFrom</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>fst</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>snd</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>splitAt</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>u</name></sharp><arity>4</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>head</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>tail</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>sel</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>take</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>afterNth</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>activate</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>0</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>pair</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>nil</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>s</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>cons</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>n__natsFrom</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret></interpretation></redPair></orderingConstraintProof><trs><rules><rule><lhs><funapp><sharp><name>snd</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c3</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>splitAt</name></sharp><arg><funapp><name>0</name></funapp></arg><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c4</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>splitAt</name></sharp><arg><funapp><name>s</name><arg><var>z0</var></arg></funapp></arg><arg><funapp><name>cons</name><arg><var>z1</var></arg><arg><var>z2</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c5</name><arg><funapp><sharp><name>u</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><var>z0</var></arg><arg><var>z1</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>activate</name></sharp><arg><var>z2</var></arg></funapp></arg><arg><funapp><sharp><name>activate</name></sharp><arg><var>z2</var></arg></funapp></arg></funapp></rhs></rule></rules></trs><usableRules><rules><rule><lhs><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c1</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>fst</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c2</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>snd</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c3</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>splitAt</name></sharp><arg><funapp><name>0</name></funapp></arg><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c4</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>splitAt</name></sharp><arg><funapp><name>s</name><arg><var>z0</var></arg></funapp></arg><arg><funapp><name>cons</name><arg><var>z1</var></arg><arg><var>z2</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c5</name><arg><funapp><sharp><name>u</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><var>z0</var></arg><arg><var>z1</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>activate</name></sharp><arg><var>z2</var></arg></funapp></arg><arg><funapp><sharp><name>activate</name></sharp><arg><var>z2</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>u</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg><arg><var>z2</var></arg><arg><var>z3</var></arg><arg><var>z4</var></arg></funapp></lhs><rhs><funapp><name>c6</name><arg><funapp><sharp><name>activate</name></sharp><arg><var>z3</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>head</name></sharp><arg><funapp><name>cons</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c7</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>tail</name></sharp><arg><funapp><name>cons</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c8</name><arg><funapp><sharp><name>activate</name></sharp><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>sel</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c9</name><arg><funapp><sharp><name>head</name></sharp><arg><funapp><name>afterNth</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>afterNth</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>take</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c10</name><arg><funapp><sharp><name>fst</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>afterNth</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c11</name><arg><funapp><sharp><name>snd</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>activate</name></sharp><arg><funapp><name>n__natsFrom</name><arg><var>z0</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c12</name><arg><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>activate</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c13</name></funapp></rhs></rule></rules></usableRules><complexityProof><ruleShifting><orderingConstraintProof><redPair><interpretation><type><polynomial><domain><naturals/></domain><degree>1</degree></polynomial></type><interpret><name>c</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c1</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c2</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c3</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c4</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c5</name><arity>4</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>3</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>4</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c6</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c7</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c8</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c9</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c10</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c11</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c12</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c13</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>splitAt</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>activate</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>natsFrom</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>u</name><arity>4</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>afterNth</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>snd</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>natsFrom</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>fst</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>snd</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>splitAt</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>u</name></sharp><arity>4</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>head</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>tail</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>sel</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>take</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>afterNth</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>activate</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>0</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>pair</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>nil</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>s</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>cons</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>n__natsFrom</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret></interpretation></redPair></orderingConstraintProof><trs><rules><rule><lhs><funapp><sharp><name>u</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg><arg><var>z2</var></arg><arg><var>z3</var></arg><arg><var>z4</var></arg></funapp></lhs><rhs><funapp><name>c6</name><arg><funapp><sharp><name>activate</name></sharp><arg><var>z3</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>sel</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c9</name><arg><funapp><sharp><name>head</name></sharp><arg><funapp><name>afterNth</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>afterNth</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>take</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c10</name><arg><funapp><sharp><name>fst</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule></rules></trs><usableRules><rules><rule><lhs><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c1</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>fst</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c2</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>snd</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c3</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>splitAt</name></sharp><arg><funapp><name>0</name></funapp></arg><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c4</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>splitAt</name></sharp><arg><funapp><name>s</name><arg><var>z0</var></arg></funapp></arg><arg><funapp><name>cons</name><arg><var>z1</var></arg><arg><var>z2</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c5</name><arg><funapp><sharp><name>u</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><var>z0</var></arg><arg><var>z1</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>activate</name></sharp><arg><var>z2</var></arg></funapp></arg><arg><funapp><sharp><name>activate</name></sharp><arg><var>z2</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>u</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg><arg><var>z2</var></arg><arg><var>z3</var></arg><arg><var>z4</var></arg></funapp></lhs><rhs><funapp><name>c6</name><arg><funapp><sharp><name>activate</name></sharp><arg><var>z3</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>head</name></sharp><arg><funapp><name>cons</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c7</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>tail</name></sharp><arg><funapp><name>cons</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c8</name><arg><funapp><sharp><name>activate</name></sharp><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>sel</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c9</name><arg><funapp><sharp><name>head</name></sharp><arg><funapp><name>afterNth</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>afterNth</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>take</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c10</name><arg><funapp><sharp><name>fst</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>afterNth</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c11</name><arg><funapp><sharp><name>snd</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>activate</name></sharp><arg><funapp><name>n__natsFrom</name><arg><var>z0</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c12</name><arg><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>activate</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c13</name></funapp></rhs></rule><rule><lhs><funapp><name>natsFrom</name><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>cons</name><arg><var>z0</var></arg><arg><funapp><name>n__natsFrom</name><arg><funapp><name>s</name><arg><var>z0</var></arg></funapp></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><name>activate</name><arg><funapp><name>n__natsFrom</name><arg><var>z0</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>natsFrom</name><arg><var>z0</var></arg></funapp></rhs></rule><rule><lhs><funapp><name>activate</name><arg><var>z0</var></arg></funapp></lhs><rhs><var>z0</var></rhs></rule><rule><lhs><funapp><name>natsFrom</name><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>n__natsFrom</name><arg><var>z0</var></arg></funapp></rhs></rule></rules></usableRules><complexityProof><ruleShifting><orderingConstraintProof><redPair><interpretation><type><polynomial><domain><naturals/></domain><degree>1</degree></polynomial></type><interpret><name>c</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c1</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c2</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c3</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c4</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c5</name><arity>4</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>3</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>4</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c6</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c7</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c8</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c9</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c10</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c11</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c12</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c13</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>splitAt</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>activate</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>natsFrom</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>u</name><arity>4</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>afterNth</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>snd</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>natsFrom</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>fst</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>snd</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>splitAt</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>u</name></sharp><arity>4</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>head</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>tail</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>sel</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>take</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>afterNth</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>activate</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>0</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>pair</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>nil</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>s</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>cons</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>n__natsFrom</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret></interpretation></redPair></orderingConstraintProof><trs><rules><rule><lhs><funapp><sharp><name>afterNth</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c11</name><arg><funapp><sharp><name>snd</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule></rules></trs><usableRules><rules><rule><lhs><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c1</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>fst</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c2</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>snd</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c3</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>splitAt</name></sharp><arg><funapp><name>0</name></funapp></arg><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c4</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>splitAt</name></sharp><arg><funapp><name>s</name><arg><var>z0</var></arg></funapp></arg><arg><funapp><name>cons</name><arg><var>z1</var></arg><arg><var>z2</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c5</name><arg><funapp><sharp><name>u</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><var>z0</var></arg><arg><var>z1</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>activate</name></sharp><arg><var>z2</var></arg></funapp></arg><arg><funapp><sharp><name>activate</name></sharp><arg><var>z2</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>u</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg><arg><var>z2</var></arg><arg><var>z3</var></arg><arg><var>z4</var></arg></funapp></lhs><rhs><funapp><name>c6</name><arg><funapp><sharp><name>activate</name></sharp><arg><var>z3</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>head</name></sharp><arg><funapp><name>cons</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c7</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>tail</name></sharp><arg><funapp><name>cons</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c8</name><arg><funapp><sharp><name>activate</name></sharp><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>sel</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c9</name><arg><funapp><sharp><name>head</name></sharp><arg><funapp><name>afterNth</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>afterNth</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>take</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c10</name><arg><funapp><sharp><name>fst</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>afterNth</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c11</name><arg><funapp><sharp><name>snd</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>activate</name></sharp><arg><funapp><name>n__natsFrom</name><arg><var>z0</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c12</name><arg><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>activate</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c13</name></funapp></rhs></rule><rule><lhs><funapp><name>natsFrom</name><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>cons</name><arg><var>z0</var></arg><arg><funapp><name>n__natsFrom</name><arg><funapp><name>s</name><arg><var>z0</var></arg></funapp></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><name>activate</name><arg><funapp><name>n__natsFrom</name><arg><var>z0</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>natsFrom</name><arg><var>z0</var></arg></funapp></rhs></rule><rule><lhs><funapp><name>activate</name><arg><var>z0</var></arg></funapp></lhs><rhs><var>z0</var></rhs></rule><rule><lhs><funapp><name>natsFrom</name><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>n__natsFrom</name><arg><var>z0</var></arg></funapp></rhs></rule></rules></usableRules><complexityProof><ruleShifting><orderingConstraintProof><redPair><interpretation><type><polynomial><domain><naturals/></domain><degree>1</degree></polynomial></type><interpret><name>c</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c1</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c2</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c3</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c4</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c5</name><arity>4</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>3</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>4</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c6</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c7</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c8</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c9</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c10</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c11</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c12</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c13</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>splitAt</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>activate</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>2</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>natsFrom</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>u</name><arity>4</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial><polynomial><variable>4</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>afterNth</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>2</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>snd</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>natsFrom</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>fst</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>snd</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>splitAt</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>u</name></sharp><arity>4</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>head</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>tail</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>sel</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>take</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>afterNth</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>2</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>2</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>activate</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>0</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>pair</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>nil</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>s</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>cons</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>n__natsFrom</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret></interpretation></redPair></orderingConstraintProof><trs><rules><rule><lhs><funapp><sharp><name>activate</name></sharp><arg><funapp><name>n__natsFrom</name><arg><var>z0</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c12</name><arg><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>activate</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c13</name></funapp></rhs></rule></rules></trs><usableRules><rules><rule><lhs><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c1</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>fst</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c2</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>snd</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c3</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>splitAt</name></sharp><arg><funapp><name>0</name></funapp></arg><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c4</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>splitAt</name></sharp><arg><funapp><name>s</name><arg><var>z0</var></arg></funapp></arg><arg><funapp><name>cons</name><arg><var>z1</var></arg><arg><var>z2</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c5</name><arg><funapp><sharp><name>u</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><var>z0</var></arg><arg><var>z1</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>activate</name></sharp><arg><var>z2</var></arg></funapp></arg><arg><funapp><sharp><name>activate</name></sharp><arg><var>z2</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>u</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg><arg><var>z2</var></arg><arg><var>z3</var></arg><arg><var>z4</var></arg></funapp></lhs><rhs><funapp><name>c6</name><arg><funapp><sharp><name>activate</name></sharp><arg><var>z3</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>head</name></sharp><arg><funapp><name>cons</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c7</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>tail</name></sharp><arg><funapp><name>cons</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c8</name><arg><funapp><sharp><name>activate</name></sharp><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>sel</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c9</name><arg><funapp><sharp><name>head</name></sharp><arg><funapp><name>afterNth</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>afterNth</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>take</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c10</name><arg><funapp><sharp><name>fst</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>afterNth</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c11</name><arg><funapp><sharp><name>snd</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>activate</name></sharp><arg><funapp><name>n__natsFrom</name><arg><var>z0</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c12</name><arg><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>activate</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c13</name></funapp></rhs></rule></rules></usableRules><complexityProof><ruleShifting><orderingConstraintProof><redPair><interpretation><type><polynomial><domain><naturals/></domain><degree>1</degree></polynomial></type><interpret><name>c</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c1</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c2</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c3</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c4</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c5</name><arity>4</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>3</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>4</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c6</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c7</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c8</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c9</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c10</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c11</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c12</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>c13</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>splitAt</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>2</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>2</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>activate</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>natsFrom</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>u</name><arity>4</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>2</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>afterNth</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>2</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>snd</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>natsFrom</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>fst</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>snd</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>splitAt</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>u</name></sharp><arity>4</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>head</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>tail</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>sel</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>take</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>afterNth</name></sharp><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>2</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><sharp><name>activate</name></sharp><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>0</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>pair</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>2</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>2</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>nil</name><arity>0</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>s</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>3</integer></coefficient></polynomial></product></polynomial><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial><polynomial><variable>1</variable></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>cons</name><arity>2</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>1</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret><interpret><name>n__natsFrom</name><arity>1</arity><polynomial><sum><polynomial><product><polynomial><coefficient><integer>0</integer></coefficient></polynomial></product></polynomial></sum></polynomial></interpret></interpretation></redPair></orderingConstraintProof><trs><rules><rule><lhs><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c1</name></funapp></rhs></rule></rules></trs><usableRules><rules><rule><lhs><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c1</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>fst</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c2</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>snd</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c3</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>splitAt</name></sharp><arg><funapp><name>0</name></funapp></arg><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c4</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>splitAt</name></sharp><arg><funapp><name>s</name><arg><var>z0</var></arg></funapp></arg><arg><funapp><name>cons</name><arg><var>z1</var></arg><arg><var>z2</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c5</name><arg><funapp><sharp><name>u</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><var>z0</var></arg><arg><var>z1</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><funapp><name>activate</name><arg><var>z2</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>activate</name></sharp><arg><var>z2</var></arg></funapp></arg><arg><funapp><sharp><name>activate</name></sharp><arg><var>z2</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>u</name></sharp><arg><funapp><name>pair</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg><arg><var>z2</var></arg><arg><var>z3</var></arg><arg><var>z4</var></arg></funapp></lhs><rhs><funapp><name>c6</name><arg><funapp><sharp><name>activate</name></sharp><arg><var>z3</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>head</name></sharp><arg><funapp><name>cons</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c7</name></funapp></rhs></rule><rule><lhs><funapp><sharp><name>tail</name></sharp><arg><funapp><name>cons</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c8</name><arg><funapp><sharp><name>activate</name></sharp><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>sel</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c9</name><arg><funapp><sharp><name>head</name></sharp><arg><funapp><name>afterNth</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>afterNth</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>take</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c10</name><arg><funapp><sharp><name>fst</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>afterNth</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></lhs><rhs><funapp><name>c11</name><arg><funapp><sharp><name>snd</name></sharp><arg><funapp><name>splitAt</name><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></arg><arg><funapp><sharp><name>splitAt</name></sharp><arg><var>z0</var></arg><arg><var>z1</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>activate</name></sharp><arg><funapp><name>n__natsFrom</name><arg><var>z0</var></arg></funapp></arg></funapp></lhs><rhs><funapp><name>c12</name><arg><funapp><sharp><name>natsFrom</name></sharp><arg><var>z0</var></arg></funapp></arg></funapp></rhs></rule><rule><lhs><funapp><sharp><name>activate</name></sharp><arg><var>z0</var></arg></funapp></lhs><rhs><funapp><name>c13</name></funapp></rhs></rule></rules></usableRules><complexityProof><rIsEmpty/></complexityProof></ruleShifting></complexityProof></ruleShifting></complexityProof></ruleShifting></complexityProof></ruleShifting></complexityProof></ruleShifting></complexityProof></ruleShifting></complexityProof></usableRules></complexityProof></dtTransformation></complexityProof></proof><origin><proofOrigin><tool><name>AProVE</name><version>AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty
</version><strategy>Statistics for single proof: 100.00 % (9 real / 0 unknown / 0 assumptions / 9 total proof steps)</strategy><url>http://aprove.informatik.rwth-aachen.de</url></tool><toolUser><firstName>John</firstName><lastName>Doe</lastName></toolUser></proofOrigin><inputOrigin/></origin></certificationProblem>