YES Input TRS: 1: f(0(x1)) -> s(0(x1)) 2: d(0(x1)) -> 0(x1) 3: d(s(x1)) -> s(s(d(p(s(x1))))) 4: f(s(x1)) -> d(f(p(s(x1)))) 5: p(s(x1)) -> x1 Number of strict rules: 5 Direct POLO(bPol) ... removes: 1 d w: x1 s w: x1 f w: x1 + 2243 p w: x1 0 w: x1 + 9726 Number of strict rules: 4 Direct POLO(bPol) ... failed. Uncurrying p 2: d(0(x1)) -> 0(x1) 3: d(s(x1)) -> s(s(d(p^1_s(x1)))) 4: f(s(x1)) -> d(f(p^1_s(x1))) 5: p^1_s(x1) -> x1 6: p(s(_1)) ->= p^1_s(_1) Number of strict rules: 4 Direct POLO(bPol) ... removes: 6 d w: x1 s w: x1 p^1_s w: x1 f w: x1 + 26286 p w: x1 + 2998 0 w: x1 + 14681 Number of strict rules: 4 Direct POLO(bPol) ... failed. Dependency Pairs: #1: #d(s(x1)) -> #d(p^1_s(x1)) #2: #d(s(x1)) -> #p^1_s(x1) #3: #f(s(x1)) -> #d(f(p^1_s(x1))) #4: #f(s(x1)) -> #f(p^1_s(x1)) #5: #f(s(x1)) -> #p^1_s(x1) Number of SCCs: 2, DPs: 2 SCC { #4 } POLO(Sum)... succeeded. d w: 0 s w: x1 + 2 #p^1_s w: 0 p^1_s w: x1 + 1 f w: 0 p w: 0 0 w: 0 #d w: 0 #f w: x1 USABLE RULES: { 5 } Removed DPs: #4 Number of SCCs: 1, DPs: 1 SCC { #1 } POLO(Sum)... succeeded. d w: 0 s w: x1 + 2 #p^1_s w: 0 p^1_s w: x1 + 1 f w: 0 p w: 0 0 w: 0 #d w: x1 #f w: x1 USABLE RULES: { 5 } Removed DPs: #1 Number of SCCs: 0, DPs: 0