MAYBE 596.74/297.10 MAYBE 596.74/297.10 596.74/297.10 We are left with following problem, upon which TcT provides the 596.74/297.10 certificate MAYBE. 596.74/297.10 596.74/297.10 Strict Trs: 596.74/297.10 { active(__(X1, X2)) -> __(X1, active(X2)) 596.74/297.10 , active(__(X1, X2)) -> __(active(X1), X2) 596.74/297.10 , active(__(X, nil())) -> mark(X) 596.74/297.10 , active(__(__(X, Y), Z)) -> mark(__(X, __(Y, Z))) 596.74/297.10 , active(__(nil(), X)) -> mark(X) 596.74/297.10 , active(U11(X)) -> U11(active(X)) 596.74/297.10 , active(U11(tt())) -> mark(tt()) 596.74/297.10 , active(U21(X1, X2)) -> U21(active(X1), X2) 596.74/297.10 , active(U21(tt(), V2)) -> mark(U22(isList(V2))) 596.74/297.10 , active(U22(X)) -> U22(active(X)) 596.74/297.10 , active(U22(tt())) -> mark(tt()) 596.74/297.10 , active(isList(V)) -> mark(U11(isNeList(V))) 596.74/297.10 , active(isList(__(V1, V2))) -> mark(U21(isList(V1), V2)) 596.74/297.10 , active(isList(nil())) -> mark(tt()) 596.74/297.10 , active(U31(X)) -> U31(active(X)) 596.74/297.10 , active(U31(tt())) -> mark(tt()) 596.74/297.10 , active(U41(X1, X2)) -> U41(active(X1), X2) 596.74/297.10 , active(U41(tt(), V2)) -> mark(U42(isNeList(V2))) 596.74/297.10 , active(U42(X)) -> U42(active(X)) 596.74/297.10 , active(U42(tt())) -> mark(tt()) 596.74/297.10 , active(isNeList(V)) -> mark(U31(isQid(V))) 596.74/297.10 , active(isNeList(__(V1, V2))) -> mark(U41(isList(V1), V2)) 596.74/297.10 , active(isNeList(__(V1, V2))) -> mark(U51(isNeList(V1), V2)) 596.74/297.10 , active(U51(X1, X2)) -> U51(active(X1), X2) 596.74/297.10 , active(U51(tt(), V2)) -> mark(U52(isList(V2))) 596.74/297.10 , active(U52(X)) -> U52(active(X)) 596.74/297.10 , active(U52(tt())) -> mark(tt()) 596.74/297.10 , active(U61(X)) -> U61(active(X)) 596.74/297.10 , active(U61(tt())) -> mark(tt()) 596.74/297.10 , active(U71(X1, X2)) -> U71(active(X1), X2) 596.74/297.10 , active(U71(tt(), P)) -> mark(U72(isPal(P))) 596.74/297.10 , active(U72(X)) -> U72(active(X)) 596.74/297.10 , active(U72(tt())) -> mark(tt()) 596.74/297.10 , active(isPal(V)) -> mark(U81(isNePal(V))) 596.74/297.10 , active(isPal(nil())) -> mark(tt()) 596.74/297.10 , active(U81(X)) -> U81(active(X)) 596.74/297.10 , active(U81(tt())) -> mark(tt()) 596.74/297.10 , active(isQid(a())) -> mark(tt()) 596.74/297.10 , active(isQid(e())) -> mark(tt()) 596.74/297.10 , active(isQid(i())) -> mark(tt()) 596.74/297.10 , active(isQid(o())) -> mark(tt()) 596.74/297.10 , active(isQid(u())) -> mark(tt()) 596.74/297.10 , active(isNePal(V)) -> mark(U61(isQid(V))) 596.74/297.10 , active(isNePal(__(I, __(P, I)))) -> mark(U71(isQid(I), P)) 596.74/297.10 , __(X1, mark(X2)) -> mark(__(X1, X2)) 596.74/297.10 , __(mark(X1), X2) -> mark(__(X1, X2)) 596.74/297.10 , __(ok(X1), ok(X2)) -> ok(__(X1, X2)) 596.74/297.10 , U11(mark(X)) -> mark(U11(X)) 596.74/297.10 , U11(ok(X)) -> ok(U11(X)) 596.74/297.10 , U21(mark(X1), X2) -> mark(U21(X1, X2)) 596.74/297.10 , U21(ok(X1), ok(X2)) -> ok(U21(X1, X2)) 596.74/297.10 , U22(mark(X)) -> mark(U22(X)) 596.74/297.10 , U22(ok(X)) -> ok(U22(X)) 596.74/297.10 , isList(ok(X)) -> ok(isList(X)) 596.74/297.10 , U31(mark(X)) -> mark(U31(X)) 596.74/297.10 , U31(ok(X)) -> ok(U31(X)) 596.74/297.10 , U41(mark(X1), X2) -> mark(U41(X1, X2)) 596.74/297.10 , U41(ok(X1), ok(X2)) -> ok(U41(X1, X2)) 596.74/297.10 , U42(mark(X)) -> mark(U42(X)) 596.74/297.10 , U42(ok(X)) -> ok(U42(X)) 596.74/297.10 , isNeList(ok(X)) -> ok(isNeList(X)) 596.74/297.10 , U51(mark(X1), X2) -> mark(U51(X1, X2)) 596.74/297.10 , U51(ok(X1), ok(X2)) -> ok(U51(X1, X2)) 596.74/297.10 , U52(mark(X)) -> mark(U52(X)) 596.74/297.10 , U52(ok(X)) -> ok(U52(X)) 596.74/297.10 , U61(mark(X)) -> mark(U61(X)) 596.74/297.10 , U61(ok(X)) -> ok(U61(X)) 596.74/297.10 , U71(mark(X1), X2) -> mark(U71(X1, X2)) 596.74/297.10 , U71(ok(X1), ok(X2)) -> ok(U71(X1, X2)) 596.74/297.10 , U72(mark(X)) -> mark(U72(X)) 596.74/297.10 , U72(ok(X)) -> ok(U72(X)) 596.74/297.10 , isPal(ok(X)) -> ok(isPal(X)) 596.74/297.10 , U81(mark(X)) -> mark(U81(X)) 596.74/297.10 , U81(ok(X)) -> ok(U81(X)) 596.74/297.10 , isQid(ok(X)) -> ok(isQid(X)) 596.74/297.10 , isNePal(ok(X)) -> ok(isNePal(X)) 596.74/297.10 , proper(__(X1, X2)) -> __(proper(X1), proper(X2)) 596.74/297.10 , proper(nil()) -> ok(nil()) 596.74/297.10 , proper(U11(X)) -> U11(proper(X)) 596.74/297.10 , proper(tt()) -> ok(tt()) 596.74/297.10 , proper(U21(X1, X2)) -> U21(proper(X1), proper(X2)) 596.74/297.10 , proper(U22(X)) -> U22(proper(X)) 596.74/297.10 , proper(isList(X)) -> isList(proper(X)) 596.74/297.10 , proper(U31(X)) -> U31(proper(X)) 596.74/297.10 , proper(U41(X1, X2)) -> U41(proper(X1), proper(X2)) 596.74/297.10 , proper(U42(X)) -> U42(proper(X)) 596.74/297.10 , proper(isNeList(X)) -> isNeList(proper(X)) 596.74/297.10 , proper(U51(X1, X2)) -> U51(proper(X1), proper(X2)) 596.74/297.10 , proper(U52(X)) -> U52(proper(X)) 596.74/297.10 , proper(U61(X)) -> U61(proper(X)) 596.74/297.10 , proper(U71(X1, X2)) -> U71(proper(X1), proper(X2)) 596.74/297.10 , proper(U72(X)) -> U72(proper(X)) 596.74/297.10 , proper(isPal(X)) -> isPal(proper(X)) 596.74/297.10 , proper(U81(X)) -> U81(proper(X)) 596.74/297.10 , proper(isQid(X)) -> isQid(proper(X)) 596.74/297.10 , proper(isNePal(X)) -> isNePal(proper(X)) 596.74/297.10 , proper(a()) -> ok(a()) 596.74/297.10 , proper(e()) -> ok(e()) 596.74/297.10 , proper(i()) -> ok(i()) 596.74/297.10 , proper(o()) -> ok(o()) 596.74/297.10 , proper(u()) -> ok(u()) 596.74/297.10 , top(mark(X)) -> top(proper(X)) 596.74/297.10 , top(ok(X)) -> top(active(X)) } 596.74/297.10 Obligation: 596.74/297.10 derivational complexity 596.74/297.10 Answer: 596.74/297.10 MAYBE 596.74/297.10 596.74/297.10 None of the processors succeeded. 596.74/297.10 596.74/297.10 Details of failed attempt(s): 596.74/297.10 ----------------------------- 596.74/297.10 1) 'Inspecting Problem... (timeout of 297 seconds)' failed due to 596.74/297.10 the following reason: 596.74/297.10 596.74/297.10 Computation stopped due to timeout after 297.0 seconds. 596.74/297.10 596.74/297.10 2) 'iteProgress (timeout of 297 seconds)' failed due to the 596.74/297.10 following reason: 596.74/297.10 596.74/297.10 Fail 596.74/297.10 596.74/297.10 3) 'Fastest (timeout of 60 seconds)' failed due to the following 596.74/297.10 reason: 596.74/297.10 596.74/297.10 Computation stopped due to timeout after 60.0 seconds. 596.74/297.10 596.74/297.10 4) 'bsearch-matrix (timeout of 297 seconds)' failed due to the 596.74/297.10 following reason: 596.74/297.10 596.74/297.10 The input cannot be shown compatible 596.74/297.10 596.74/297.10 596.74/297.10 Arrrr.. 596.74/297.12 EOF