7.79/2.90 YES 7.91/2.91 proof of /export/starexec/sandbox/benchmark/theBenchmark.xml 7.91/2.91 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 7.91/2.91 7.91/2.91 7.91/2.91 Termination of the given RelTRS could be proven: 7.91/2.91 7.91/2.91 (0) RelTRS 7.91/2.91 (1) RelTRS Reverse [EQUIVALENT, 0 ms] 7.91/2.91 (2) RelTRS 7.91/2.91 (3) RelTRSRRRProof [EQUIVALENT, 26 ms] 7.91/2.91 (4) RelTRS 7.91/2.91 (5) RelTRSRRRProof [EQUIVALENT, 96 ms] 7.91/2.91 (6) RelTRS 7.91/2.91 (7) RelTRSRRRProof [EQUIVALENT, 0 ms] 7.91/2.91 (8) RelTRS 7.91/2.91 (9) RIsEmptyProof [EQUIVALENT, 0 ms] 7.91/2.91 (10) YES 7.91/2.91 7.91/2.91 7.91/2.91 ---------------------------------------- 7.91/2.91 7.91/2.91 (0) 7.91/2.91 Obligation: 7.91/2.91 Relative term rewrite system: 7.91/2.91 The relative TRS consists of the following R rules: 7.91/2.91 7.91/2.91 o(l(x1)) -> r(x1) 7.91/2.91 n(l(o(x1))) -> r(o(x1)) 7.91/2.91 L(l(o(x1))) -> L(r(o(x1))) 7.91/2.91 r(o(x1)) -> l(x1) 7.91/2.91 o(r(n(x1))) -> o(l(x1)) 7.91/2.91 o(r(R(x1))) -> o(l(R(x1))) 7.91/2.91 7.91/2.91 The relative TRS consists of the following S rules: 7.91/2.91 7.91/2.91 L(x1) -> L(n(x1)) 7.91/2.91 R(x1) -> n(R(x1)) 7.91/2.91 7.91/2.91 7.91/2.91 ---------------------------------------- 7.91/2.91 7.91/2.91 (1) RelTRS Reverse (EQUIVALENT) 7.91/2.91 We have reversed the following relative TRS [REVERSE]: 7.91/2.91 The set of rules R is 7.91/2.91 o(l(x1)) -> r(x1) 7.91/2.91 n(l(o(x1))) -> r(o(x1)) 7.91/2.91 L(l(o(x1))) -> L(r(o(x1))) 7.91/2.91 r(o(x1)) -> l(x1) 7.91/2.91 o(r(n(x1))) -> o(l(x1)) 7.91/2.91 o(r(R(x1))) -> o(l(R(x1))) 7.91/2.91 7.91/2.91 The set of rules S is 7.91/2.91 L(x1) -> L(n(x1)) 7.91/2.91 R(x1) -> n(R(x1)) 7.91/2.91 7.91/2.91 We have obtained the following relative TRS: 7.91/2.91 The set of rules R is 7.91/2.91 l(o(x1)) -> r(x1) 7.91/2.91 o(l(n(x1))) -> o(r(x1)) 7.91/2.91 o(l(L(x1))) -> o(r(L(x1))) 7.91/2.91 o(r(x1)) -> l(x1) 7.91/2.91 n(r(o(x1))) -> l(o(x1)) 7.91/2.91 R(r(o(x1))) -> R(l(o(x1))) 7.91/2.91 7.91/2.91 The set of rules S is 7.91/2.91 L(x1) -> n(L(x1)) 7.91/2.91 R(x1) -> R(n(x1)) 7.91/2.91 7.91/2.91 7.91/2.91 ---------------------------------------- 7.91/2.91 7.91/2.91 (2) 7.91/2.91 Obligation: 7.91/2.91 Relative term rewrite system: 7.91/2.91 The relative TRS consists of the following R rules: 7.91/2.91 7.91/2.91 l(o(x1)) -> r(x1) 7.91/2.91 o(l(n(x1))) -> o(r(x1)) 7.91/2.91 o(l(L(x1))) -> o(r(L(x1))) 7.91/2.91 o(r(x1)) -> l(x1) 7.91/2.91 n(r(o(x1))) -> l(o(x1)) 7.91/2.91 R(r(o(x1))) -> R(l(o(x1))) 7.91/2.91 7.91/2.91 The relative TRS consists of the following S rules: 7.91/2.91 7.91/2.91 L(x1) -> n(L(x1)) 7.91/2.91 R(x1) -> R(n(x1)) 7.91/2.91 7.91/2.91 7.91/2.91 ---------------------------------------- 7.91/2.91 7.91/2.91 (3) RelTRSRRRProof (EQUIVALENT) 7.91/2.91 We used the following monotonic ordering for rule removal: 7.91/2.91 Polynomial interpretation [POLO]: 7.91/2.91 7.91/2.91 POL(L(x_1)) = x_1 7.91/2.91 POL(R(x_1)) = x_1 7.91/2.91 POL(l(x_1)) = x_1 7.91/2.91 POL(n(x_1)) = x_1 7.91/2.91 POL(o(x_1)) = 1 + x_1 7.91/2.91 POL(r(x_1)) = x_1 7.91/2.91 With this ordering the following rules can be removed [MATRO] because they are oriented strictly: 7.91/2.91 Rules from R: 7.91/2.91 7.91/2.91 l(o(x1)) -> r(x1) 7.91/2.91 o(r(x1)) -> l(x1) 7.91/2.91 Rules from S: 7.91/2.91 none 7.91/2.91 7.91/2.91 7.91/2.91 7.91/2.91 7.91/2.91 ---------------------------------------- 7.91/2.91 7.91/2.91 (4) 7.91/2.91 Obligation: 7.91/2.91 Relative term rewrite system: 7.91/2.91 The relative TRS consists of the following R rules: 7.91/2.91 7.91/2.91 o(l(n(x1))) -> o(r(x1)) 7.91/2.91 o(l(L(x1))) -> o(r(L(x1))) 7.91/2.91 n(r(o(x1))) -> l(o(x1)) 7.91/2.91 R(r(o(x1))) -> R(l(o(x1))) 7.91/2.91 7.91/2.91 The relative TRS consists of the following S rules: 7.91/2.91 7.91/2.91 L(x1) -> n(L(x1)) 7.91/2.91 R(x1) -> R(n(x1)) 7.91/2.91 7.91/2.91 7.91/2.91 ---------------------------------------- 7.91/2.91 7.91/2.91 (5) RelTRSRRRProof (EQUIVALENT) 7.91/2.91 We used the following monotonic ordering for rule removal: 7.91/2.91 Matrix interpretation [MATRO] to (N^2, +, *, >=, >) : 7.91/2.91 7.91/2.91 <<< 7.91/2.91 POL(o(x_1)) = [[0], [0]] + [[2, 1], [0, 0]] * x_1 7.91/2.91 >>> 7.91/2.91 7.91/2.91 <<< 7.91/2.91 POL(l(x_1)) = [[2], [0]] + [[2, 0], [0, 0]] * x_1 7.91/2.91 >>> 7.91/2.91 7.91/2.91 <<< 7.91/2.91 POL(n(x_1)) = [[0], [0]] + [[1, 2], [0, 0]] * x_1 7.91/2.91 >>> 7.91/2.91 7.91/2.91 <<< 7.91/2.91 POL(r(x_1)) = [[1], [2]] + [[1, 0], [1, 0]] * x_1 7.91/2.91 >>> 7.91/2.91 7.91/2.91 <<< 7.91/2.91 POL(L(x_1)) = [[0], [0]] + [[1, 2], [0, 0]] * x_1 7.91/2.91 >>> 7.91/2.91 7.91/2.91 <<< 7.91/2.91 POL(R(x_1)) = [[0], [0]] + [[1, 2], [0, 2]] * x_1 7.91/2.91 >>> 7.91/2.91 7.91/2.91 With this ordering the following rules can be removed [MATRO] because they are oriented strictly: 7.91/2.91 Rules from R: 7.91/2.91 7.91/2.91 n(r(o(x1))) -> l(o(x1)) 7.91/2.91 R(r(o(x1))) -> R(l(o(x1))) 7.91/2.91 Rules from S: 7.91/2.91 none 7.91/2.91 7.91/2.91 7.91/2.91 7.91/2.91 7.91/2.91 ---------------------------------------- 7.91/2.91 7.91/2.91 (6) 7.91/2.91 Obligation: 7.91/2.91 Relative term rewrite system: 7.91/2.91 The relative TRS consists of the following R rules: 7.91/2.91 7.91/2.91 o(l(n(x1))) -> o(r(x1)) 7.91/2.91 o(l(L(x1))) -> o(r(L(x1))) 7.91/2.91 7.91/2.91 The relative TRS consists of the following S rules: 7.91/2.91 7.91/2.91 L(x1) -> n(L(x1)) 7.91/2.91 R(x1) -> R(n(x1)) 7.91/2.91 7.91/2.91 7.91/2.91 ---------------------------------------- 7.91/2.91 7.91/2.91 (7) RelTRSRRRProof (EQUIVALENT) 7.91/2.91 We used the following monotonic ordering for rule removal: 7.91/2.91 Polynomial interpretation [POLO]: 7.91/2.91 7.91/2.91 POL(L(x_1)) = x_1 7.91/2.91 POL(R(x_1)) = x_1 7.91/2.91 POL(l(x_1)) = 1 + x_1 7.91/2.91 POL(n(x_1)) = x_1 7.91/2.92 POL(o(x_1)) = x_1 7.91/2.92 POL(r(x_1)) = x_1 7.91/2.92 With this ordering the following rules can be removed [MATRO] because they are oriented strictly: 7.91/2.92 Rules from R: 7.91/2.92 7.91/2.92 o(l(n(x1))) -> o(r(x1)) 7.91/2.92 o(l(L(x1))) -> o(r(L(x1))) 7.91/2.92 Rules from S: 7.91/2.92 none 7.91/2.92 7.91/2.92 7.91/2.92 7.91/2.92 7.91/2.92 ---------------------------------------- 7.91/2.92 7.91/2.92 (8) 7.91/2.92 Obligation: 7.91/2.92 Relative term rewrite system: 7.91/2.92 R is empty. 7.91/2.92 The relative TRS consists of the following S rules: 7.91/2.92 7.91/2.92 L(x1) -> n(L(x1)) 7.91/2.92 R(x1) -> R(n(x1)) 7.91/2.92 7.91/2.92 7.91/2.92 ---------------------------------------- 7.91/2.92 7.91/2.92 (9) RIsEmptyProof (EQUIVALENT) 7.91/2.92 The TRS R is empty. Hence, termination is trivially proven. 7.91/2.92 ---------------------------------------- 7.91/2.92 7.91/2.92 (10) 7.91/2.92 YES 8.02/2.97 EOF