YES Problem: a__zeros() -> cons(0(),zeros()) a__U11(tt()) -> tt() a__U21(tt()) -> tt() a__U31(tt()) -> tt() a__U41(tt(),V2) -> a__U42(a__isNatIList(V2)) a__U42(tt()) -> tt() a__U51(tt(),V2) -> a__U52(a__isNatList(V2)) a__U52(tt()) -> tt() a__U61(tt(),L,N) -> a__U62(a__isNat(N),L) a__U62(tt(),L) -> s(a__length(mark(L))) a__isNat(0()) -> tt() a__isNat(length(V1)) -> a__U11(a__isNatList(V1)) a__isNat(s(V1)) -> a__U21(a__isNat(V1)) a__isNatIList(V) -> a__U31(a__isNatList(V)) a__isNatIList(zeros()) -> tt() a__isNatIList(cons(V1,V2)) -> a__U41(a__isNat(V1),V2) a__isNatList(nil()) -> tt() a__isNatList(cons(V1,V2)) -> a__U51(a__isNat(V1),V2) a__length(nil()) -> 0() a__length(cons(N,L)) -> a__U61(a__isNatList(L),L,N) mark(zeros()) -> a__zeros() mark(U11(X)) -> a__U11(mark(X)) mark(U21(X)) -> a__U21(mark(X)) mark(U31(X)) -> a__U31(mark(X)) mark(U41(X1,X2)) -> a__U41(mark(X1),X2) mark(U42(X)) -> a__U42(mark(X)) mark(isNatIList(X)) -> a__isNatIList(X) mark(U51(X1,X2)) -> a__U51(mark(X1),X2) mark(U52(X)) -> a__U52(mark(X)) mark(isNatList(X)) -> a__isNatList(X) mark(U61(X1,X2,X3)) -> a__U61(mark(X1),X2,X3) mark(U62(X1,X2)) -> a__U62(mark(X1),X2) mark(isNat(X)) -> a__isNat(X) mark(length(X)) -> a__length(mark(X)) mark(cons(X1,X2)) -> cons(mark(X1),X2) mark(0()) -> 0() mark(tt()) -> tt() mark(s(X)) -> s(mark(X)) mark(nil()) -> nil() a__zeros() -> zeros() a__U11(X) -> U11(X) a__U21(X) -> U21(X) a__U31(X) -> U31(X) a__U41(X1,X2) -> U41(X1,X2) a__U42(X) -> U42(X) a__isNatIList(X) -> isNatIList(X) a__U51(X1,X2) -> U51(X1,X2) a__U52(X) -> U52(X) a__isNatList(X) -> isNatList(X) a__U61(X1,X2,X3) -> U61(X1,X2,X3) a__U62(X1,X2) -> U62(X1,X2) a__isNat(X) -> isNat(X) a__length(X) -> length(X) Proof: DP Processor: DPs: a__U41#(tt(),V2) -> a__isNatIList#(V2) a__U41#(tt(),V2) -> a__U42#(a__isNatIList(V2)) a__U51#(tt(),V2) -> a__isNatList#(V2) a__U51#(tt(),V2) -> a__U52#(a__isNatList(V2)) a__U61#(tt(),L,N) -> a__isNat#(N) a__U61#(tt(),L,N) -> a__U62#(a__isNat(N),L) a__U62#(tt(),L) -> mark#(L) a__U62#(tt(),L) -> a__length#(mark(L)) a__isNat#(length(V1)) -> a__isNatList#(V1) a__isNat#(length(V1)) -> a__U11#(a__isNatList(V1)) a__isNat#(s(V1)) -> a__isNat#(V1) a__isNat#(s(V1)) -> a__U21#(a__isNat(V1)) a__isNatIList#(V) -> a__isNatList#(V) a__isNatIList#(V) -> a__U31#(a__isNatList(V)) a__isNatIList#(cons(V1,V2)) -> a__isNat#(V1) a__isNatIList#(cons(V1,V2)) -> a__U41#(a__isNat(V1),V2) a__isNatList#(cons(V1,V2)) -> a__isNat#(V1) a__isNatList#(cons(V1,V2)) -> a__U51#(a__isNat(V1),V2) a__length#(cons(N,L)) -> a__isNatList#(L) a__length#(cons(N,L)) -> a__U61#(a__isNatList(L),L,N) mark#(zeros()) -> a__zeros#() mark#(U11(X)) -> mark#(X) mark#(U11(X)) -> a__U11#(mark(X)) mark#(U21(X)) -> mark#(X) mark#(U21(X)) -> a__U21#(mark(X)) mark#(U31(X)) -> mark#(X) mark#(U31(X)) -> a__U31#(mark(X)) mark#(U41(X1,X2)) -> mark#(X1) mark#(U41(X1,X2)) -> a__U41#(mark(X1),X2) mark#(U42(X)) -> mark#(X) mark#(U42(X)) -> a__U42#(mark(X)) mark#(isNatIList(X)) -> a__isNatIList#(X) mark#(U51(X1,X2)) -> mark#(X1) mark#(U51(X1,X2)) -> a__U51#(mark(X1),X2) mark#(U52(X)) -> mark#(X) mark#(U52(X)) -> a__U52#(mark(X)) mark#(isNatList(X)) -> a__isNatList#(X) mark#(U61(X1,X2,X3)) -> mark#(X1) mark#(U61(X1,X2,X3)) -> a__U61#(mark(X1),X2,X3) mark#(U62(X1,X2)) -> mark#(X1) mark#(U62(X1,X2)) -> a__U62#(mark(X1),X2) mark#(isNat(X)) -> a__isNat#(X) mark#(length(X)) -> mark#(X) mark#(length(X)) -> a__length#(mark(X)) mark#(cons(X1,X2)) -> mark#(X1) mark#(s(X)) -> mark#(X) TRS: a__zeros() -> cons(0(),zeros()) a__U11(tt()) -> tt() a__U21(tt()) -> tt() a__U31(tt()) -> tt() a__U41(tt(),V2) -> a__U42(a__isNatIList(V2)) a__U42(tt()) -> tt() a__U51(tt(),V2) -> a__U52(a__isNatList(V2)) a__U52(tt()) -> tt() a__U61(tt(),L,N) -> a__U62(a__isNat(N),L) a__U62(tt(),L) -> s(a__length(mark(L))) a__isNat(0()) -> tt() a__isNat(length(V1)) -> a__U11(a__isNatList(V1)) a__isNat(s(V1)) -> a__U21(a__isNat(V1)) a__isNatIList(V) -> a__U31(a__isNatList(V)) a__isNatIList(zeros()) -> tt() a__isNatIList(cons(V1,V2)) -> a__U41(a__isNat(V1),V2) a__isNatList(nil()) -> tt() a__isNatList(cons(V1,V2)) -> a__U51(a__isNat(V1),V2) a__length(nil()) -> 0() a__length(cons(N,L)) -> a__U61(a__isNatList(L),L,N) mark(zeros()) -> a__zeros() mark(U11(X)) -> a__U11(mark(X)) mark(U21(X)) -> a__U21(mark(X)) mark(U31(X)) -> a__U31(mark(X)) mark(U41(X1,X2)) -> a__U41(mark(X1),X2) mark(U42(X)) -> a__U42(mark(X)) mark(isNatIList(X)) -> a__isNatIList(X) mark(U51(X1,X2)) -> a__U51(mark(X1),X2) mark(U52(X)) -> a__U52(mark(X)) mark(isNatList(X)) -> a__isNatList(X) mark(U61(X1,X2,X3)) -> a__U61(mark(X1),X2,X3) mark(U62(X1,X2)) -> a__U62(mark(X1),X2) mark(isNat(X)) -> a__isNat(X) mark(length(X)) -> a__length(mark(X)) mark(cons(X1,X2)) -> cons(mark(X1),X2) mark(0()) -> 0() mark(tt()) -> tt() mark(s(X)) -> s(mark(X)) mark(nil()) -> nil() a__zeros() -> zeros() a__U11(X) -> U11(X) a__U21(X) -> U21(X) a__U31(X) -> U31(X) a__U41(X1,X2) -> U41(X1,X2) a__U42(X) -> U42(X) a__isNatIList(X) -> isNatIList(X) a__U51(X1,X2) -> U51(X1,X2) a__U52(X) -> U52(X) a__isNatList(X) -> isNatList(X) a__U61(X1,X2,X3) -> U61(X1,X2,X3) a__U62(X1,X2) -> U62(X1,X2) a__isNat(X) -> isNat(X) a__length(X) -> length(X) TDG Processor: DPs: a__U41#(tt(),V2) -> a__isNatIList#(V2) a__U41#(tt(),V2) -> a__U42#(a__isNatIList(V2)) a__U51#(tt(),V2) -> a__isNatList#(V2) a__U51#(tt(),V2) -> a__U52#(a__isNatList(V2)) a__U61#(tt(),L,N) -> a__isNat#(N) a__U61#(tt(),L,N) -> a__U62#(a__isNat(N),L) a__U62#(tt(),L) -> mark#(L) a__U62#(tt(),L) -> a__length#(mark(L)) a__isNat#(length(V1)) -> a__isNatList#(V1) a__isNat#(length(V1)) -> a__U11#(a__isNatList(V1)) a__isNat#(s(V1)) -> a__isNat#(V1) a__isNat#(s(V1)) -> a__U21#(a__isNat(V1)) a__isNatIList#(V) -> a__isNatList#(V) a__isNatIList#(V) -> a__U31#(a__isNatList(V)) a__isNatIList#(cons(V1,V2)) -> a__isNat#(V1) a__isNatIList#(cons(V1,V2)) -> a__U41#(a__isNat(V1),V2) a__isNatList#(cons(V1,V2)) -> a__isNat#(V1) a__isNatList#(cons(V1,V2)) -> a__U51#(a__isNat(V1),V2) a__length#(cons(N,L)) -> a__isNatList#(L) a__length#(cons(N,L)) -> a__U61#(a__isNatList(L),L,N) mark#(zeros()) -> a__zeros#() mark#(U11(X)) -> mark#(X) mark#(U11(X)) -> a__U11#(mark(X)) mark#(U21(X)) -> mark#(X) mark#(U21(X)) -> a__U21#(mark(X)) mark#(U31(X)) -> mark#(X) mark#(U31(X)) -> a__U31#(mark(X)) mark#(U41(X1,X2)) -> mark#(X1) mark#(U41(X1,X2)) -> a__U41#(mark(X1),X2) mark#(U42(X)) -> mark#(X) mark#(U42(X)) -> a__U42#(mark(X)) mark#(isNatIList(X)) -> a__isNatIList#(X) mark#(U51(X1,X2)) -> mark#(X1) mark#(U51(X1,X2)) -> a__U51#(mark(X1),X2) mark#(U52(X)) -> mark#(X) mark#(U52(X)) -> a__U52#(mark(X)) mark#(isNatList(X)) -> a__isNatList#(X) mark#(U61(X1,X2,X3)) -> mark#(X1) mark#(U61(X1,X2,X3)) -> a__U61#(mark(X1),X2,X3) mark#(U62(X1,X2)) -> mark#(X1) mark#(U62(X1,X2)) -> a__U62#(mark(X1),X2) mark#(isNat(X)) -> a__isNat#(X) mark#(length(X)) -> mark#(X) mark#(length(X)) -> a__length#(mark(X)) mark#(cons(X1,X2)) -> mark#(X1) mark#(s(X)) -> mark#(X) TRS: a__zeros() -> cons(0(),zeros()) a__U11(tt()) -> tt() a__U21(tt()) -> tt() a__U31(tt()) -> tt() a__U41(tt(),V2) -> a__U42(a__isNatIList(V2)) a__U42(tt()) -> tt() a__U51(tt(),V2) -> a__U52(a__isNatList(V2)) a__U52(tt()) -> tt() a__U61(tt(),L,N) -> a__U62(a__isNat(N),L) a__U62(tt(),L) -> s(a__length(mark(L))) a__isNat(0()) -> tt() a__isNat(length(V1)) -> a__U11(a__isNatList(V1)) a__isNat(s(V1)) -> a__U21(a__isNat(V1)) a__isNatIList(V) -> a__U31(a__isNatList(V)) a__isNatIList(zeros()) -> tt() a__isNatIList(cons(V1,V2)) -> a__U41(a__isNat(V1),V2) a__isNatList(nil()) -> tt() a__isNatList(cons(V1,V2)) -> a__U51(a__isNat(V1),V2) a__length(nil()) -> 0() a__length(cons(N,L)) -> a__U61(a__isNatList(L),L,N) mark(zeros()) -> a__zeros() mark(U11(X)) -> a__U11(mark(X)) mark(U21(X)) -> a__U21(mark(X)) mark(U31(X)) -> a__U31(mark(X)) mark(U41(X1,X2)) -> a__U41(mark(X1),X2) mark(U42(X)) -> a__U42(mark(X)) mark(isNatIList(X)) -> a__isNatIList(X) mark(U51(X1,X2)) -> a__U51(mark(X1),X2) mark(U52(X)) -> a__U52(mark(X)) mark(isNatList(X)) -> a__isNatList(X) mark(U61(X1,X2,X3)) -> a__U61(mark(X1),X2,X3) mark(U62(X1,X2)) -> a__U62(mark(X1),X2) mark(isNat(X)) -> a__isNat(X) mark(length(X)) -> a__length(mark(X)) mark(cons(X1,X2)) -> cons(mark(X1),X2) mark(0()) -> 0() mark(tt()) -> tt() mark(s(X)) -> s(mark(X)) mark(nil()) -> nil() a__zeros() -> zeros() a__U11(X) -> U11(X) a__U21(X) -> U21(X) a__U31(X) -> U31(X) a__U41(X1,X2) -> U41(X1,X2) a__U42(X) -> U42(X) a__isNatIList(X) -> isNatIList(X) a__U51(X1,X2) -> U51(X1,X2) a__U52(X) -> U52(X) a__isNatList(X) -> isNatList(X) a__U61(X1,X2,X3) -> U61(X1,X2,X3) a__U62(X1,X2) -> U62(X1,X2) a__isNat(X) -> isNat(X) a__length(X) -> length(X) graph: a__length#(cons(N,L)) -> a__U61#(a__isNatList(L),L,N) -> a__U61#(tt(),L,N) -> a__U62#(a__isNat(N),L) a__length#(cons(N,L)) -> a__U61#(a__isNatList(L),L,N) -> a__U61#(tt(),L,N) -> a__isNat#(N) a__length#(cons(N,L)) -> a__isNatList#(L) -> a__isNatList#(cons(V1,V2)) -> a__U51#(a__isNat(V1),V2) a__length#(cons(N,L)) -> a__isNatList#(L) -> a__isNatList#(cons(V1,V2)) -> a__isNat#(V1) mark#(isNat(X)) -> a__isNat#(X) -> a__isNat#(s(V1)) -> a__U21#(a__isNat(V1)) mark#(isNat(X)) -> a__isNat#(X) -> a__isNat#(s(V1)) -> a__isNat#(V1) mark#(isNat(X)) -> a__isNat#(X) -> a__isNat#(length(V1)) -> a__U11#(a__isNatList(V1)) mark#(isNat(X)) -> a__isNat#(X) -> a__isNat#(length(V1)) -> a__isNatList#(V1) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(s(X)) -> mark#(X) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(cons(X1,X2)) -> mark#(X1) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(length(X)) -> a__length#(mark(X)) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(length(X)) -> mark#(X) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(isNat(X)) -> a__isNat#(X) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(U62(X1,X2)) -> a__U62#(mark(X1),X2) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(U62(X1,X2)) -> mark#(X1) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(U61(X1,X2,X3)) -> a__U61#(mark(X1),X2,X3) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(U61(X1,X2,X3)) -> mark#(X1) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(isNatList(X)) -> a__isNatList#(X) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(U52(X)) -> a__U52#(mark(X)) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(U52(X)) -> mark#(X) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(U51(X1,X2)) -> a__U51#(mark(X1),X2) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(U51(X1,X2)) -> mark#(X1) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(isNatIList(X)) -> a__isNatIList#(X) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(U42(X)) -> a__U42#(mark(X)) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(U42(X)) -> mark#(X) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(U41(X1,X2)) -> a__U41#(mark(X1),X2) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(U41(X1,X2)) -> mark#(X1) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(U31(X)) -> a__U31#(mark(X)) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(U31(X)) -> mark#(X) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(U21(X)) -> a__U21#(mark(X)) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(U21(X)) -> mark#(X) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(U11(X)) -> a__U11#(mark(X)) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(U11(X)) -> mark#(X) mark#(U62(X1,X2)) -> mark#(X1) -> mark#(zeros()) -> a__zeros#() mark#(U62(X1,X2)) -> a__U62#(mark(X1),X2) -> a__U62#(tt(),L) -> a__length#(mark(L)) mark#(U62(X1,X2)) -> a__U62#(mark(X1),X2) -> a__U62#(tt(),L) -> mark#(L) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(s(X)) -> mark#(X) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(cons(X1,X2)) -> mark#(X1) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(length(X)) -> a__length#(mark(X)) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(length(X)) -> mark#(X) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(isNat(X)) -> a__isNat#(X) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(U62(X1,X2)) -> a__U62#(mark(X1),X2) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(U62(X1,X2)) -> mark#(X1) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(U61(X1,X2,X3)) -> a__U61#(mark(X1),X2,X3) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(U61(X1,X2,X3)) -> mark#(X1) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(isNatList(X)) -> a__isNatList#(X) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(U52(X)) -> a__U52#(mark(X)) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(U52(X)) -> mark#(X) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(U51(X1,X2)) -> a__U51#(mark(X1),X2) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(U51(X1,X2)) -> mark#(X1) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(isNatIList(X)) -> a__isNatIList#(X) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(U42(X)) -> a__U42#(mark(X)) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(U42(X)) -> mark#(X) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(U41(X1,X2)) -> a__U41#(mark(X1),X2) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(U41(X1,X2)) -> mark#(X1) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(U31(X)) -> a__U31#(mark(X)) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(U31(X)) -> mark#(X) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(U21(X)) -> a__U21#(mark(X)) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(U21(X)) -> mark#(X) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(U11(X)) -> a__U11#(mark(X)) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(U11(X)) -> mark#(X) mark#(U61(X1,X2,X3)) -> mark#(X1) -> mark#(zeros()) -> a__zeros#() mark#(U61(X1,X2,X3)) -> a__U61#(mark(X1),X2,X3) -> a__U61#(tt(),L,N) -> a__U62#(a__isNat(N),L) mark#(U61(X1,X2,X3)) -> a__U61#(mark(X1),X2,X3) -> a__U61#(tt(),L,N) -> a__isNat#(N) mark#(isNatList(X)) -> a__isNatList#(X) -> a__isNatList#(cons(V1,V2)) -> a__U51#(a__isNat(V1),V2) mark#(isNatList(X)) -> a__isNatList#(X) -> a__isNatList#(cons(V1,V2)) -> a__isNat#(V1) mark#(U52(X)) -> mark#(X) -> mark#(s(X)) -> mark#(X) mark#(U52(X)) -> mark#(X) -> mark#(cons(X1,X2)) -> mark#(X1) mark#(U52(X)) -> mark#(X) -> mark#(length(X)) -> a__length#(mark(X)) mark#(U52(X)) -> mark#(X) -> mark#(length(X)) -> mark#(X) mark#(U52(X)) -> mark#(X) -> mark#(isNat(X)) -> a__isNat#(X) mark#(U52(X)) -> mark#(X) -> mark#(U62(X1,X2)) -> a__U62#(mark(X1),X2) mark#(U52(X)) -> mark#(X) -> mark#(U62(X1,X2)) -> mark#(X1) mark#(U52(X)) -> mark#(X) -> mark#(U61(X1,X2,X3)) -> a__U61#(mark(X1),X2,X3) mark#(U52(X)) -> mark#(X) -> mark#(U61(X1,X2,X3)) -> mark#(X1) mark#(U52(X)) -> mark#(X) -> mark#(isNatList(X)) -> a__isNatList#(X) mark#(U52(X)) -> mark#(X) -> mark#(U52(X)) -> a__U52#(mark(X)) mark#(U52(X)) -> mark#(X) -> mark#(U52(X)) -> mark#(X) mark#(U52(X)) -> mark#(X) -> mark#(U51(X1,X2)) -> a__U51#(mark(X1),X2) mark#(U52(X)) -> mark#(X) -> mark#(U51(X1,X2)) -> mark#(X1) mark#(U52(X)) -> mark#(X) -> mark#(isNatIList(X)) -> a__isNatIList#(X) mark#(U52(X)) -> mark#(X) -> mark#(U42(X)) -> a__U42#(mark(X)) mark#(U52(X)) -> mark#(X) -> mark#(U42(X)) -> mark#(X) mark#(U52(X)) -> mark#(X) -> mark#(U41(X1,X2)) -> a__U41#(mark(X1),X2) mark#(U52(X)) -> mark#(X) -> mark#(U41(X1,X2)) -> mark#(X1) mark#(U52(X)) -> mark#(X) -> mark#(U31(X)) -> a__U31#(mark(X)) mark#(U52(X)) -> mark#(X) -> mark#(U31(X)) -> mark#(X) mark#(U52(X)) -> mark#(X) -> mark#(U21(X)) -> a__U21#(mark(X)) mark#(U52(X)) -> mark#(X) -> mark#(U21(X)) -> mark#(X) mark#(U52(X)) -> mark#(X) -> mark#(U11(X)) -> a__U11#(mark(X)) mark#(U52(X)) -> mark#(X) -> mark#(U11(X)) -> mark#(X) mark#(U52(X)) -> mark#(X) -> mark#(zeros()) -> a__zeros#() mark#(U51(X1,X2)) -> mark#(X1) -> mark#(s(X)) -> mark#(X) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(cons(X1,X2)) -> mark#(X1) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(length(X)) -> a__length#(mark(X)) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(length(X)) -> mark#(X) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(isNat(X)) -> a__isNat#(X) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(U62(X1,X2)) -> a__U62#(mark(X1),X2) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(U62(X1,X2)) -> mark#(X1) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(U61(X1,X2,X3)) -> a__U61#(mark(X1),X2,X3) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(U61(X1,X2,X3)) -> mark#(X1) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(isNatList(X)) -> a__isNatList#(X) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(U52(X)) -> a__U52#(mark(X)) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(U52(X)) -> mark#(X) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(U51(X1,X2)) -> a__U51#(mark(X1),X2) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(U51(X1,X2)) -> mark#(X1) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(isNatIList(X)) -> a__isNatIList#(X) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(U42(X)) -> a__U42#(mark(X)) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(U42(X)) -> mark#(X) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(U41(X1,X2)) -> a__U41#(mark(X1),X2) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(U41(X1,X2)) -> mark#(X1) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(U31(X)) -> a__U31#(mark(X)) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(U31(X)) -> mark#(X) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(U21(X)) -> a__U21#(mark(X)) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(U21(X)) -> mark#(X) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(U11(X)) -> a__U11#(mark(X)) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(U11(X)) -> mark#(X) mark#(U51(X1,X2)) -> mark#(X1) -> mark#(zeros()) -> a__zeros#() mark#(U51(X1,X2)) -> a__U51#(mark(X1),X2) -> a__U51#(tt(),V2) -> a__U52#(a__isNatList(V2)) mark#(U51(X1,X2)) -> a__U51#(mark(X1),X2) -> a__U51#(tt(),V2) -> a__isNatList#(V2) mark#(isNatIList(X)) -> a__isNatIList#(X) -> a__isNatIList#(cons(V1,V2)) -> a__U41#(a__isNat(V1),V2) mark#(isNatIList(X)) -> a__isNatIList#(X) -> a__isNatIList#(cons(V1,V2)) -> a__isNat#(V1) mark#(isNatIList(X)) -> a__isNatIList#(X) -> a__isNatIList#(V) -> a__U31#(a__isNatList(V)) mark#(isNatIList(X)) -> a__isNatIList#(X) -> a__isNatIList#(V) -> a__isNatList#(V) mark#(U42(X)) -> mark#(X) -> mark#(s(X)) -> mark#(X) mark#(U42(X)) -> mark#(X) -> mark#(cons(X1,X2)) -> mark#(X1) mark#(U42(X)) -> mark#(X) -> mark#(length(X)) -> a__length#(mark(X)) mark#(U42(X)) -> mark#(X) -> mark#(length(X)) -> mark#(X) mark#(U42(X)) -> mark#(X) -> mark#(isNat(X)) -> a__isNat#(X) mark#(U42(X)) -> mark#(X) -> mark#(U62(X1,X2)) -> a__U62#(mark(X1),X2) mark#(U42(X)) -> mark#(X) -> mark#(U62(X1,X2)) -> mark#(X1) mark#(U42(X)) -> mark#(X) -> mark#(U61(X1,X2,X3)) -> a__U61#(mark(X1),X2,X3) mark#(U42(X)) -> mark#(X) -> mark#(U61(X1,X2,X3)) -> mark#(X1) mark#(U42(X)) -> mark#(X) -> mark#(isNatList(X)) -> a__isNatList#(X) mark#(U42(X)) -> mark#(X) -> mark#(U52(X)) -> a__U52#(mark(X)) mark#(U42(X)) -> mark#(X) -> mark#(U52(X)) -> mark#(X) mark#(U42(X)) -> mark#(X) -> mark#(U51(X1,X2)) -> a__U51#(mark(X1),X2) mark#(U42(X)) -> mark#(X) -> mark#(U51(X1,X2)) -> mark#(X1) mark#(U42(X)) -> mark#(X) -> mark#(isNatIList(X)) -> a__isNatIList#(X) mark#(U42(X)) -> mark#(X) -> mark#(U42(X)) -> a__U42#(mark(X)) mark#(U42(X)) -> mark#(X) -> mark#(U42(X)) -> mark#(X) mark#(U42(X)) -> mark#(X) -> mark#(U41(X1,X2)) -> a__U41#(mark(X1),X2) mark#(U42(X)) -> mark#(X) -> mark#(U41(X1,X2)) -> mark#(X1) mark#(U42(X)) -> mark#(X) -> mark#(U31(X)) -> a__U31#(mark(X)) mark#(U42(X)) -> mark#(X) -> mark#(U31(X)) -> mark#(X) mark#(U42(X)) -> mark#(X) -> mark#(U21(X)) -> a__U21#(mark(X)) mark#(U42(X)) -> mark#(X) -> mark#(U21(X)) -> mark#(X) mark#(U42(X)) -> mark#(X) -> mark#(U11(X)) -> a__U11#(mark(X)) mark#(U42(X)) -> mark#(X) -> mark#(U11(X)) -> mark#(X) mark#(U42(X)) -> mark#(X) -> mark#(zeros()) -> a__zeros#() mark#(U41(X1,X2)) -> mark#(X1) -> mark#(s(X)) -> mark#(X) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(cons(X1,X2)) -> mark#(X1) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(length(X)) -> a__length#(mark(X)) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(length(X)) -> mark#(X) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(isNat(X)) -> a__isNat#(X) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(U62(X1,X2)) -> a__U62#(mark(X1),X2) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(U62(X1,X2)) -> mark#(X1) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(U61(X1,X2,X3)) -> a__U61#(mark(X1),X2,X3) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(U61(X1,X2,X3)) -> mark#(X1) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(isNatList(X)) -> a__isNatList#(X) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(U52(X)) -> a__U52#(mark(X)) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(U52(X)) -> mark#(X) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(U51(X1,X2)) -> a__U51#(mark(X1),X2) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(U51(X1,X2)) -> mark#(X1) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(isNatIList(X)) -> a__isNatIList#(X) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(U42(X)) -> a__U42#(mark(X)) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(U42(X)) -> mark#(X) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(U41(X1,X2)) -> a__U41#(mark(X1),X2) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(U41(X1,X2)) -> mark#(X1) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(U31(X)) -> a__U31#(mark(X)) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(U31(X)) -> mark#(X) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(U21(X)) -> a__U21#(mark(X)) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(U21(X)) -> mark#(X) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(U11(X)) -> a__U11#(mark(X)) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(U11(X)) -> mark#(X) mark#(U41(X1,X2)) -> mark#(X1) -> mark#(zeros()) -> a__zeros#() mark#(U41(X1,X2)) -> a__U41#(mark(X1),X2) -> a__U41#(tt(),V2) -> a__U42#(a__isNatIList(V2)) mark#(U41(X1,X2)) -> a__U41#(mark(X1),X2) -> a__U41#(tt(),V2) -> a__isNatIList#(V2) mark#(U31(X)) -> mark#(X) -> mark#(s(X)) -> mark#(X) mark#(U31(X)) -> mark#(X) -> mark#(cons(X1,X2)) -> mark#(X1) mark#(U31(X)) -> mark#(X) -> mark#(length(X)) -> a__length#(mark(X)) mark#(U31(X)) -> mark#(X) -> mark#(length(X)) -> mark#(X) mark#(U31(X)) -> mark#(X) -> mark#(isNat(X)) -> a__isNat#(X) mark#(U31(X)) -> mark#(X) -> mark#(U62(X1,X2)) -> a__U62#(mark(X1),X2) mark#(U31(X)) -> mark#(X) -> mark#(U62(X1,X2)) -> mark#(X1) mark#(U31(X)) -> mark#(X) -> mark#(U61(X1,X2,X3)) -> a__U61#(mark(X1),X2,X3) mark#(U31(X)) -> mark#(X) -> mark#(U61(X1,X2,X3)) -> mark#(X1) mark#(U31(X)) -> mark#(X) -> mark#(isNatList(X)) -> a__isNatList#(X) mark#(U31(X)) -> mark#(X) -> mark#(U52(X)) -> a__U52#(mark(X)) mark#(U31(X)) -> mark#(X) -> mark#(U52(X)) -> mark#(X) mark#(U31(X)) -> mark#(X) -> mark#(U51(X1,X2)) -> a__U51#(mark(X1),X2) mark#(U31(X)) -> mark#(X) -> mark#(U51(X1,X2)) -> mark#(X1) mark#(U31(X)) -> mark#(X) -> mark#(isNatIList(X)) -> a__isNatIList#(X) mark#(U31(X)) -> mark#(X) -> mark#(U42(X)) -> a__U42#(mark(X)) mark#(U31(X)) -> mark#(X) -> mark#(U42(X)) -> mark#(X) mark#(U31(X)) -> mark#(X) -> mark#(U41(X1,X2)) -> a__U41#(mark(X1),X2) mark#(U31(X)) -> mark#(X) -> mark#(U41(X1,X2)) -> mark#(X1) mark#(U31(X)) -> mark#(X) -> mark#(U31(X)) -> a__U31#(mark(X)) mark#(U31(X)) -> mark#(X) -> mark#(U31(X)) -> mark#(X) mark#(U31(X)) -> mark#(X) -> mark#(U21(X)) -> a__U21#(mark(X)) mark#(U31(X)) -> mark#(X) -> mark#(U21(X)) -> mark#(X) mark#(U31(X)) -> mark#(X) -> mark#(U11(X)) -> a__U11#(mark(X)) mark#(U31(X)) -> mark#(X) -> mark#(U11(X)) -> mark#(X) mark#(U31(X)) -> mark#(X) -> mark#(zeros()) -> a__zeros#() mark#(U21(X)) -> mark#(X) -> mark#(s(X)) -> mark#(X) mark#(U21(X)) -> mark#(X) -> mark#(cons(X1,X2)) -> mark#(X1) mark#(U21(X)) -> mark#(X) -> mark#(length(X)) -> a__length#(mark(X)) mark#(U21(X)) -> mark#(X) -> mark#(length(X)) -> mark#(X) mark#(U21(X)) -> mark#(X) -> mark#(isNat(X)) -> a__isNat#(X) mark#(U21(X)) -> mark#(X) -> mark#(U62(X1,X2)) -> a__U62#(mark(X1),X2) mark#(U21(X)) -> mark#(X) -> mark#(U62(X1,X2)) -> mark#(X1) mark#(U21(X)) -> mark#(X) -> mark#(U61(X1,X2,X3)) -> a__U61#(mark(X1),X2,X3) mark#(U21(X)) -> mark#(X) -> mark#(U61(X1,X2,X3)) -> mark#(X1) mark#(U21(X)) -> mark#(X) -> mark#(isNatList(X)) -> a__isNatList#(X) mark#(U21(X)) -> mark#(X) -> mark#(U52(X)) -> a__U52#(mark(X)) mark#(U21(X)) -> mark#(X) -> mark#(U52(X)) -> mark#(X) mark#(U21(X)) -> mark#(X) -> mark#(U51(X1,X2)) -> a__U51#(mark(X1),X2) mark#(U21(X)) -> mark#(X) -> mark#(U51(X1,X2)) -> mark#(X1) mark#(U21(X)) -> mark#(X) -> mark#(isNatIList(X)) -> a__isNatIList#(X) mark#(U21(X)) -> mark#(X) -> mark#(U42(X)) -> a__U42#(mark(X)) mark#(U21(X)) -> mark#(X) -> mark#(U42(X)) -> mark#(X) mark#(U21(X)) -> mark#(X) -> mark#(U41(X1,X2)) -> a__U41#(mark(X1),X2) mark#(U21(X)) -> mark#(X) -> mark#(U41(X1,X2)) -> mark#(X1) mark#(U21(X)) -> mark#(X) -> mark#(U31(X)) -> a__U31#(mark(X)) mark#(U21(X)) -> mark#(X) -> mark#(U31(X)) -> mark#(X) mark#(U21(X)) -> mark#(X) -> mark#(U21(X)) -> a__U21#(mark(X)) mark#(U21(X)) -> mark#(X) -> mark#(U21(X)) -> mark#(X) mark#(U21(X)) -> mark#(X) -> mark#(U11(X)) -> a__U11#(mark(X)) mark#(U21(X)) -> mark#(X) -> mark#(U11(X)) -> mark#(X) mark#(U21(X)) -> mark#(X) -> mark#(zeros()) -> a__zeros#() mark#(U11(X)) -> mark#(X) -> mark#(s(X)) -> mark#(X) mark#(U11(X)) -> mark#(X) -> mark#(cons(X1,X2)) -> mark#(X1) mark#(U11(X)) -> mark#(X) -> mark#(length(X)) -> a__length#(mark(X)) mark#(U11(X)) -> mark#(X) -> mark#(length(X)) -> mark#(X) mark#(U11(X)) -> mark#(X) -> mark#(isNat(X)) -> a__isNat#(X) mark#(U11(X)) -> mark#(X) -> mark#(U62(X1,X2)) -> a__U62#(mark(X1),X2) mark#(U11(X)) -> mark#(X) -> mark#(U62(X1,X2)) -> mark#(X1) mark#(U11(X)) -> mark#(X) -> mark#(U61(X1,X2,X3)) -> a__U61#(mark(X1),X2,X3) mark#(U11(X)) -> mark#(X) -> mark#(U61(X1,X2,X3)) -> mark#(X1) mark#(U11(X)) -> mark#(X) -> mark#(isNatList(X)) -> a__isNatList#(X) mark#(U11(X)) -> mark#(X) -> mark#(U52(X)) -> a__U52#(mark(X)) mark#(U11(X)) -> mark#(X) -> mark#(U52(X)) -> mark#(X) mark#(U11(X)) -> mark#(X) -> mark#(U51(X1,X2)) -> a__U51#(mark(X1),X2) mark#(U11(X)) -> mark#(X) -> mark#(U51(X1,X2)) -> mark#(X1) mark#(U11(X)) -> mark#(X) -> mark#(isNatIList(X)) -> a__isNatIList#(X) mark#(U11(X)) -> mark#(X) -> mark#(U42(X)) -> a__U42#(mark(X)) mark#(U11(X)) -> mark#(X) -> mark#(U42(X)) -> mark#(X) mark#(U11(X)) -> mark#(X) -> mark#(U41(X1,X2)) -> a__U41#(mark(X1),X2) mark#(U11(X)) -> mark#(X) -> mark#(U41(X1,X2)) -> mark#(X1) mark#(U11(X)) -> mark#(X) -> mark#(U31(X)) -> a__U31#(mark(X)) mark#(U11(X)) -> mark#(X) -> mark#(U31(X)) -> mark#(X) mark#(U11(X)) -> mark#(X) -> mark#(U21(X)) -> a__U21#(mark(X)) mark#(U11(X)) -> mark#(X) -> mark#(U21(X)) -> mark#(X) mark#(U11(X)) -> mark#(X) -> mark#(U11(X)) -> a__U11#(mark(X)) mark#(U11(X)) -> mark#(X) -> mark#(U11(X)) -> mark#(X) mark#(U11(X)) -> mark#(X) -> mark#(zeros()) -> a__zeros#() mark#(length(X)) -> a__length#(mark(X)) -> a__length#(cons(N,L)) -> a__U61#(a__isNatList(L),L,N) mark#(length(X)) -> a__length#(mark(X)) -> a__length#(cons(N,L)) -> a__isNatList#(L) mark#(length(X)) -> mark#(X) -> mark#(s(X)) -> mark#(X) mark#(length(X)) -> mark#(X) -> mark#(cons(X1,X2)) -> mark#(X1) mark#(length(X)) -> mark#(X) -> mark#(length(X)) -> a__length#(mark(X)) mark#(length(X)) -> mark#(X) -> mark#(length(X)) -> mark#(X) mark#(length(X)) -> mark#(X) -> mark#(isNat(X)) -> a__isNat#(X) mark#(length(X)) -> mark#(X) -> mark#(U62(X1,X2)) -> a__U62#(mark(X1),X2) mark#(length(X)) -> mark#(X) -> mark#(U62(X1,X2)) -> mark#(X1) mark#(length(X)) -> mark#(X) -> mark#(U61(X1,X2,X3)) -> a__U61#(mark(X1),X2,X3) mark#(length(X)) -> mark#(X) -> mark#(U61(X1,X2,X3)) -> mark#(X1) mark#(length(X)) -> mark#(X) -> mark#(isNatList(X)) -> a__isNatList#(X) mark#(length(X)) -> mark#(X) -> mark#(U52(X)) -> a__U52#(mark(X)) mark#(length(X)) -> mark#(X) -> mark#(U52(X)) -> mark#(X) mark#(length(X)) -> mark#(X) -> mark#(U51(X1,X2)) -> a__U51#(mark(X1),X2) mark#(length(X)) -> mark#(X) -> mark#(U51(X1,X2)) -> mark#(X1) mark#(length(X)) -> mark#(X) -> mark#(isNatIList(X)) -> a__isNatIList#(X) mark#(length(X)) -> mark#(X) -> mark#(U42(X)) -> a__U42#(mark(X)) mark#(length(X)) -> mark#(X) -> mark#(U42(X)) -> mark#(X) mark#(length(X)) -> mark#(X) -> mark#(U41(X1,X2)) -> a__U41#(mark(X1),X2) mark#(length(X)) -> mark#(X) -> mark#(U41(X1,X2)) -> mark#(X1) mark#(length(X)) -> mark#(X) -> mark#(U31(X)) -> a__U31#(mark(X)) mark#(length(X)) -> mark#(X) -> mark#(U31(X)) -> mark#(X) mark#(length(X)) -> mark#(X) -> mark#(U21(X)) -> a__U21#(mark(X)) mark#(length(X)) -> mark#(X) -> mark#(U21(X)) -> mark#(X) mark#(length(X)) -> mark#(X) -> mark#(U11(X)) -> a__U11#(mark(X)) mark#(length(X)) -> mark#(X) -> mark#(U11(X)) -> mark#(X) mark#(length(X)) -> mark#(X) -> mark#(zeros()) -> a__zeros#() mark#(s(X)) -> mark#(X) -> mark#(s(X)) -> mark#(X) mark#(s(X)) -> mark#(X) -> mark#(cons(X1,X2)) -> mark#(X1) mark#(s(X)) -> mark#(X) -> mark#(length(X)) -> a__length#(mark(X)) mark#(s(X)) -> mark#(X) -> mark#(length(X)) -> mark#(X) mark#(s(X)) -> mark#(X) -> mark#(isNat(X)) -> a__isNat#(X) mark#(s(X)) -> mark#(X) -> mark#(U62(X1,X2)) -> a__U62#(mark(X1),X2) mark#(s(X)) -> mark#(X) -> mark#(U62(X1,X2)) -> mark#(X1) mark#(s(X)) -> mark#(X) -> mark#(U61(X1,X2,X3)) -> a__U61#(mark(X1),X2,X3) mark#(s(X)) -> mark#(X) -> mark#(U61(X1,X2,X3)) -> mark#(X1) mark#(s(X)) -> mark#(X) -> mark#(isNatList(X)) -> a__isNatList#(X) mark#(s(X)) -> mark#(X) -> mark#(U52(X)) -> a__U52#(mark(X)) mark#(s(X)) -> mark#(X) -> mark#(U52(X)) -> mark#(X) mark#(s(X)) -> mark#(X) -> mark#(U51(X1,X2)) -> a__U51#(mark(X1),X2) mark#(s(X)) -> mark#(X) -> mark#(U51(X1,X2)) -> mark#(X1) mark#(s(X)) -> mark#(X) -> mark#(isNatIList(X)) -> a__isNatIList#(X) mark#(s(X)) -> mark#(X) -> mark#(U42(X)) -> a__U42#(mark(X)) mark#(s(X)) -> mark#(X) -> mark#(U42(X)) -> mark#(X) mark#(s(X)) -> mark#(X) -> mark#(U41(X1,X2)) -> a__U41#(mark(X1),X2) mark#(s(X)) -> mark#(X) -> mark#(U41(X1,X2)) -> mark#(X1) mark#(s(X)) -> mark#(X) -> mark#(U31(X)) -> a__U31#(mark(X)) mark#(s(X)) -> mark#(X) -> mark#(U31(X)) -> mark#(X) mark#(s(X)) -> mark#(X) -> mark#(U21(X)) -> a__U21#(mark(X)) mark#(s(X)) -> mark#(X) -> mark#(U21(X)) -> mark#(X) mark#(s(X)) -> mark#(X) -> mark#(U11(X)) -> a__U11#(mark(X)) mark#(s(X)) -> mark#(X) -> mark#(U11(X)) -> mark#(X) mark#(s(X)) -> mark#(X) -> mark#(zeros()) -> a__zeros#() mark#(cons(X1,X2)) -> mark#(X1) -> mark#(s(X)) -> mark#(X) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(cons(X1,X2)) -> mark#(X1) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(length(X)) -> a__length#(mark(X)) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(length(X)) -> mark#(X) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(isNat(X)) -> a__isNat#(X) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(U62(X1,X2)) -> a__U62#(mark(X1),X2) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(U62(X1,X2)) -> mark#(X1) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(U61(X1,X2,X3)) -> a__U61#(mark(X1),X2,X3) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(U61(X1,X2,X3)) -> mark#(X1) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(isNatList(X)) -> a__isNatList#(X) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(U52(X)) -> a__U52#(mark(X)) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(U52(X)) -> mark#(X) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(U51(X1,X2)) -> a__U51#(mark(X1),X2) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(U51(X1,X2)) -> mark#(X1) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(isNatIList(X)) -> a__isNatIList#(X) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(U42(X)) -> a__U42#(mark(X)) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(U42(X)) -> mark#(X) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(U41(X1,X2)) -> a__U41#(mark(X1),X2) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(U41(X1,X2)) -> mark#(X1) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(U31(X)) -> a__U31#(mark(X)) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(U31(X)) -> mark#(X) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(U21(X)) -> a__U21#(mark(X)) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(U21(X)) -> mark#(X) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(U11(X)) -> a__U11#(mark(X)) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(U11(X)) -> mark#(X) mark#(cons(X1,X2)) -> mark#(X1) -> mark#(zeros()) -> a__zeros#() a__U62#(tt(),L) -> a__length#(mark(L)) -> a__length#(cons(N,L)) -> a__U61#(a__isNatList(L),L,N) a__U62#(tt(),L) -> a__length#(mark(L)) -> a__length#(cons(N,L)) -> a__isNatList#(L) a__U62#(tt(),L) -> mark#(L) -> mark#(s(X)) -> mark#(X) a__U62#(tt(),L) -> mark#(L) -> mark#(cons(X1,X2)) -> mark#(X1) a__U62#(tt(),L) -> mark#(L) -> mark#(length(X)) -> a__length#(mark(X)) a__U62#(tt(),L) -> mark#(L) -> mark#(length(X)) -> mark#(X) a__U62#(tt(),L) -> mark#(L) -> mark#(isNat(X)) -> a__isNat#(X) a__U62#(tt(),L) -> mark#(L) -> mark#(U62(X1,X2)) -> a__U62#(mark(X1),X2) a__U62#(tt(),L) -> mark#(L) -> mark#(U62(X1,X2)) -> mark#(X1) a__U62#(tt(),L) -> mark#(L) -> mark#(U61(X1,X2,X3)) -> a__U61#(mark(X1),X2,X3) a__U62#(tt(),L) -> mark#(L) -> mark#(U61(X1,X2,X3)) -> mark#(X1) a__U62#(tt(),L) -> mark#(L) -> mark#(isNatList(X)) -> a__isNatList#(X) a__U62#(tt(),L) -> mark#(L) -> mark#(U52(X)) -> a__U52#(mark(X)) a__U62#(tt(),L) -> mark#(L) -> mark#(U52(X)) -> mark#(X) a__U62#(tt(),L) -> mark#(L) -> mark#(U51(X1,X2)) -> a__U51#(mark(X1),X2) a__U62#(tt(),L) -> mark#(L) -> mark#(U51(X1,X2)) -> mark#(X1) a__U62#(tt(),L) -> mark#(L) -> mark#(isNatIList(X)) -> a__isNatIList#(X) a__U62#(tt(),L) -> mark#(L) -> mark#(U42(X)) -> a__U42#(mark(X)) a__U62#(tt(),L) -> mark#(L) -> mark#(U42(X)) -> mark#(X) a__U62#(tt(),L) -> mark#(L) -> mark#(U41(X1,X2)) -> a__U41#(mark(X1),X2) a__U62#(tt(),L) -> mark#(L) -> mark#(U41(X1,X2)) -> mark#(X1) a__U62#(tt(),L) -> mark#(L) -> mark#(U31(X)) -> a__U31#(mark(X)) a__U62#(tt(),L) -> mark#(L) -> mark#(U31(X)) -> mark#(X) a__U62#(tt(),L) -> mark#(L) -> mark#(U21(X)) -> a__U21#(mark(X)) a__U62#(tt(),L) -> mark#(L) -> mark#(U21(X)) -> mark#(X) a__U62#(tt(),L) -> mark#(L) -> mark#(U11(X)) -> a__U11#(mark(X)) a__U62#(tt(),L) -> mark#(L) -> mark#(U11(X)) -> mark#(X) a__U62#(tt(),L) -> mark#(L) -> mark#(zeros()) -> a__zeros#() a__isNat#(length(V1)) -> a__isNatList#(V1) -> a__isNatList#(cons(V1,V2)) -> a__U51#(a__isNat(V1),V2) a__isNat#(length(V1)) -> a__isNatList#(V1) -> a__isNatList#(cons(V1,V2)) -> a__isNat#(V1) a__isNat#(s(V1)) -> a__isNat#(V1) -> a__isNat#(s(V1)) -> a__U21#(a__isNat(V1)) a__isNat#(s(V1)) -> a__isNat#(V1) -> a__isNat#(s(V1)) -> a__isNat#(V1) a__isNat#(s(V1)) -> a__isNat#(V1) -> a__isNat#(length(V1)) -> a__U11#(a__isNatList(V1)) a__isNat#(s(V1)) -> a__isNat#(V1) -> a__isNat#(length(V1)) -> a__isNatList#(V1) a__U61#(tt(),L,N) -> a__U62#(a__isNat(N),L) -> a__U62#(tt(),L) -> a__length#(mark(L)) a__U61#(tt(),L,N) -> a__U62#(a__isNat(N),L) -> a__U62#(tt(),L) -> mark#(L) a__U61#(tt(),L,N) -> a__isNat#(N) -> a__isNat#(s(V1)) -> a__U21#(a__isNat(V1)) a__U61#(tt(),L,N) -> a__isNat#(N) -> a__isNat#(s(V1)) -> a__isNat#(V1) a__U61#(tt(),L,N) -> a__isNat#(N) -> a__isNat#(length(V1)) -> a__U11#(a__isNatList(V1)) a__U61#(tt(),L,N) -> a__isNat#(N) -> a__isNat#(length(V1)) -> a__isNatList#(V1) a__isNatList#(cons(V1,V2)) -> a__isNat#(V1) -> a__isNat#(s(V1)) -> a__U21#(a__isNat(V1)) a__isNatList#(cons(V1,V2)) -> a__isNat#(V1) -> a__isNat#(s(V1)) -> a__isNat#(V1) a__isNatList#(cons(V1,V2)) -> a__isNat#(V1) -> a__isNat#(length(V1)) -> a__U11#(a__isNatList(V1)) a__isNatList#(cons(V1,V2)) -> a__isNat#(V1) -> a__isNat#(length(V1)) -> a__isNatList#(V1) a__isNatList#(cons(V1,V2)) -> a__U51#(a__isNat(V1),V2) -> a__U51#(tt(),V2) -> a__U52#(a__isNatList(V2)) a__isNatList#(cons(V1,V2)) -> a__U51#(a__isNat(V1),V2) -> a__U51#(tt(),V2) -> a__isNatList#(V2) a__U51#(tt(),V2) -> a__isNatList#(V2) -> a__isNatList#(cons(V1,V2)) -> a__U51#(a__isNat(V1),V2) a__U51#(tt(),V2) -> a__isNatList#(V2) -> a__isNatList#(cons(V1,V2)) -> a__isNat#(V1) a__isNatIList#(cons(V1,V2)) -> a__isNat#(V1) -> a__isNat#(s(V1)) -> a__U21#(a__isNat(V1)) a__isNatIList#(cons(V1,V2)) -> a__isNat#(V1) -> a__isNat#(s(V1)) -> a__isNat#(V1) a__isNatIList#(cons(V1,V2)) -> a__isNat#(V1) -> a__isNat#(length(V1)) -> a__U11#(a__isNatList(V1)) a__isNatIList#(cons(V1,V2)) -> a__isNat#(V1) -> a__isNat#(length(V1)) -> a__isNatList#(V1) a__isNatIList#(cons(V1,V2)) -> a__U41#(a__isNat(V1),V2) -> a__U41#(tt(),V2) -> a__U42#(a__isNatIList(V2)) a__isNatIList#(cons(V1,V2)) -> a__U41#(a__isNat(V1),V2) -> a__U41#(tt(),V2) -> a__isNatIList#(V2) a__isNatIList#(V) -> a__isNatList#(V) -> a__isNatList#(cons(V1,V2)) -> a__U51#(a__isNat(V1),V2) a__isNatIList#(V) -> a__isNatList#(V) -> a__isNatList#(cons(V1,V2)) -> a__isNat#(V1) a__U41#(tt(),V2) -> a__isNatIList#(V2) -> a__isNatIList#(cons(V1,V2)) -> a__U41#(a__isNat(V1),V2) a__U41#(tt(),V2) -> a__isNatIList#(V2) -> a__isNatIList#(cons(V1,V2)) -> a__isNat#(V1) a__U41#(tt(),V2) -> a__isNatIList#(V2) -> a__isNatIList#(V) -> a__U31#(a__isNatList(V)) a__U41#(tt(),V2) -> a__isNatIList#(V2) -> a__isNatIList#(V) -> a__isNatList#(V) SCC Processor: #sccs: 3 #rules: 26 #arcs: 396/2116 DPs: a__length#(cons(N,L)) -> a__U61#(a__isNatList(L),L,N) a__U61#(tt(),L,N) -> a__U62#(a__isNat(N),L) a__U62#(tt(),L) -> mark#(L) mark#(U11(X)) -> mark#(X) mark#(U21(X)) -> mark#(X) mark#(U31(X)) -> mark#(X) mark#(U41(X1,X2)) -> mark#(X1) mark#(U42(X)) -> mark#(X) mark#(U51(X1,X2)) -> mark#(X1) mark#(U52(X)) -> mark#(X) mark#(U61(X1,X2,X3)) -> mark#(X1) mark#(U61(X1,X2,X3)) -> a__U61#(mark(X1),X2,X3) mark#(U62(X1,X2)) -> mark#(X1) mark#(U62(X1,X2)) -> a__U62#(mark(X1),X2) a__U62#(tt(),L) -> a__length#(mark(L)) mark#(length(X)) -> mark#(X) mark#(length(X)) -> a__length#(mark(X)) mark#(cons(X1,X2)) -> mark#(X1) mark#(s(X)) -> mark#(X) TRS: a__zeros() -> cons(0(),zeros()) a__U11(tt()) -> tt() a__U21(tt()) -> tt() a__U31(tt()) -> tt() a__U41(tt(),V2) -> a__U42(a__isNatIList(V2)) a__U42(tt()) -> tt() a__U51(tt(),V2) -> a__U52(a__isNatList(V2)) a__U52(tt()) -> tt() a__U61(tt(),L,N) -> a__U62(a__isNat(N),L) a__U62(tt(),L) -> s(a__length(mark(L))) a__isNat(0()) -> tt() a__isNat(length(V1)) -> a__U11(a__isNatList(V1)) a__isNat(s(V1)) -> a__U21(a__isNat(V1)) a__isNatIList(V) -> a__U31(a__isNatList(V)) a__isNatIList(zeros()) -> tt() a__isNatIList(cons(V1,V2)) -> a__U41(a__isNat(V1),V2) a__isNatList(nil()) -> tt() a__isNatList(cons(V1,V2)) -> a__U51(a__isNat(V1),V2) a__length(nil()) -> 0() a__length(cons(N,L)) -> a__U61(a__isNatList(L),L,N) mark(zeros()) -> a__zeros() mark(U11(X)) -> a__U11(mark(X)) mark(U21(X)) -> a__U21(mark(X)) mark(U31(X)) -> a__U31(mark(X)) mark(U41(X1,X2)) -> a__U41(mark(X1),X2) mark(U42(X)) -> a__U42(mark(X)) mark(isNatIList(X)) -> a__isNatIList(X) mark(U51(X1,X2)) -> a__U51(mark(X1),X2) mark(U52(X)) -> a__U52(mark(X)) mark(isNatList(X)) -> a__isNatList(X) mark(U61(X1,X2,X3)) -> a__U61(mark(X1),X2,X3) mark(U62(X1,X2)) -> a__U62(mark(X1),X2) mark(isNat(X)) -> a__isNat(X) mark(length(X)) -> a__length(mark(X)) mark(cons(X1,X2)) -> cons(mark(X1),X2) mark(0()) -> 0() mark(tt()) -> tt() mark(s(X)) -> s(mark(X)) mark(nil()) -> nil() a__zeros() -> zeros() a__U11(X) -> U11(X) a__U21(X) -> U21(X) a__U31(X) -> U31(X) a__U41(X1,X2) -> U41(X1,X2) a__U42(X) -> U42(X) a__isNatIList(X) -> isNatIList(X) a__U51(X1,X2) -> U51(X1,X2) a__U52(X) -> U52(X) a__isNatList(X) -> isNatList(X) a__U61(X1,X2,X3) -> U61(X1,X2,X3) a__U62(X1,X2) -> U62(X1,X2) a__isNat(X) -> isNat(X) a__length(X) -> length(X) Matrix Interpretation Processor: dim=1 interpretation: [a__length#](x0) = 4x0 + 1, [mark#](x0) = 4x0 + 2, [a__U62#](x0, x1) = 3x0 + 4x1 + 6, [a__U61#](x0, x1, x2) = 3x0 + 4x1 + 3x2 + 7, [isNat](x0) = x0 + 1, [U62](x0, x1) = x0 + 2x1 + 5, [U61](x0, x1, x2) = x0 + 3x1 + x2 + 5, [isNatList](x0) = x0, [U52](x0) = x0 + 1, [U51](x0, x1) = x0 + x1 + 1, [isNatIList](x0) = 5x0, [U42](x0) = x0 + 1, [U41](x0, x1) = x0 + 5x1 + 4, [U31](x0) = x0 + 1, [U21](x0) = x0 + 1, [U11](x0) = x0 + 1, [nil] = 4, [length](x0) = x0 + 4, [s](x0) = x0 + 1, [a__length](x0) = x0 + 4, [mark](x0) = x0 + 4, [a__U62](x0, x1) = x0 + 2x1 + 5, [a__isNat](x0) = x0 + 4, [a__U61](x0, x1, x2) = x0 + 3x1 + x2 + 5, [a__U52](x0) = x0 + 1, [a__isNatList](x0) = x0 + 3, [a__U51](x0, x1) = x0 + x1 + 1, [a__U42](x0) = x0 + 1, [a__isNatIList](x0) = 5x0 + 4, [a__U41](x0, x1) = x0 + 5x1 + 4, [a__U31](x0) = x0 + 1, [a__U21](x0) = x0 + 1, [a__U11](x0) = x0 + 1, [tt] = 4, [cons](x0, x1) = x0 + 5x1 + 4, [zeros] = 0, [0] = 0, [a__zeros] = 4 orientation: a__length#(cons(N,L)) = 20L + 4N + 17 >= 7L + 3N + 16 = a__U61#(a__isNatList(L),L,N) a__U61#(tt(),L,N) = 4L + 3N + 19 >= 4L + 3N + 18 = a__U62#(a__isNat(N),L) a__U62#(tt(),L) = 4L + 18 >= 4L + 2 = mark#(L) mark#(U11(X)) = 4X + 6 >= 4X + 2 = mark#(X) mark#(U21(X)) = 4X + 6 >= 4X + 2 = mark#(X) mark#(U31(X)) = 4X + 6 >= 4X + 2 = mark#(X) mark#(U41(X1,X2)) = 4X1 + 20X2 + 18 >= 4X1 + 2 = mark#(X1) mark#(U42(X)) = 4X + 6 >= 4X + 2 = mark#(X) mark#(U51(X1,X2)) = 4X1 + 4X2 + 6 >= 4X1 + 2 = mark#(X1) mark#(U52(X)) = 4X + 6 >= 4X + 2 = mark#(X) mark#(U61(X1,X2,X3)) = 4X1 + 12X2 + 4X3 + 22 >= 4X1 + 2 = mark#(X1) mark#(U61(X1,X2,X3)) = 4X1 + 12X2 + 4X3 + 22 >= 3X1 + 4X2 + 3X3 + 19 = a__U61#(mark(X1),X2,X3) mark#(U62(X1,X2)) = 4X1 + 8X2 + 22 >= 4X1 + 2 = mark#(X1) mark#(U62(X1,X2)) = 4X1 + 8X2 + 22 >= 3X1 + 4X2 + 18 = a__U62#(mark(X1),X2) a__U62#(tt(),L) = 4L + 18 >= 4L + 17 = a__length#(mark(L)) mark#(length(X)) = 4X + 18 >= 4X + 2 = mark#(X) mark#(length(X)) = 4X + 18 >= 4X + 17 = a__length#(mark(X)) mark#(cons(X1,X2)) = 4X1 + 20X2 + 18 >= 4X1 + 2 = mark#(X1) mark#(s(X)) = 4X + 6 >= 4X + 2 = mark#(X) a__zeros() = 4 >= 4 = cons(0(),zeros()) a__U11(tt()) = 5 >= 4 = tt() a__U21(tt()) = 5 >= 4 = tt() a__U31(tt()) = 5 >= 4 = tt() a__U41(tt(),V2) = 5V2 + 8 >= 5V2 + 5 = a__U42(a__isNatIList(V2)) a__U42(tt()) = 5 >= 4 = tt() a__U51(tt(),V2) = V2 + 5 >= V2 + 4 = a__U52(a__isNatList(V2)) a__U52(tt()) = 5 >= 4 = tt() a__U61(tt(),L,N) = 3L + N + 9 >= 2L + N + 9 = a__U62(a__isNat(N),L) a__U62(tt(),L) = 2L + 9 >= L + 9 = s(a__length(mark(L))) a__isNat(0()) = 4 >= 4 = tt() a__isNat(length(V1)) = V1 + 8 >= V1 + 4 = a__U11(a__isNatList(V1)) a__isNat(s(V1)) = V1 + 5 >= V1 + 5 = a__U21(a__isNat(V1)) a__isNatIList(V) = 5V + 4 >= V + 4 = a__U31(a__isNatList(V)) a__isNatIList(zeros()) = 4 >= 4 = tt() a__isNatIList(cons(V1,V2)) = 5V1 + 25V2 + 24 >= V1 + 5V2 + 8 = a__U41(a__isNat(V1),V2) a__isNatList(nil()) = 7 >= 4 = tt() a__isNatList(cons(V1,V2)) = V1 + 5V2 + 7 >= V1 + V2 + 5 = a__U51(a__isNat(V1),V2) a__length(nil()) = 8 >= 0 = 0() a__length(cons(N,L)) = 5L + N + 8 >= 4L + N + 8 = a__U61(a__isNatList(L),L,N) mark(zeros()) = 4 >= 4 = a__zeros() mark(U11(X)) = X + 5 >= X + 5 = a__U11(mark(X)) mark(U21(X)) = X + 5 >= X + 5 = a__U21(mark(X)) mark(U31(X)) = X + 5 >= X + 5 = a__U31(mark(X)) mark(U41(X1,X2)) = X1 + 5X2 + 8 >= X1 + 5X2 + 8 = a__U41(mark(X1),X2) mark(U42(X)) = X + 5 >= X + 5 = a__U42(mark(X)) mark(isNatIList(X)) = 5X + 4 >= 5X + 4 = a__isNatIList(X) mark(U51(X1,X2)) = X1 + X2 + 5 >= X1 + X2 + 5 = a__U51(mark(X1),X2) mark(U52(X)) = X + 5 >= X + 5 = a__U52(mark(X)) mark(isNatList(X)) = X + 4 >= X + 3 = a__isNatList(X) mark(U61(X1,X2,X3)) = X1 + 3X2 + X3 + 9 >= X1 + 3X2 + X3 + 9 = a__U61(mark(X1),X2,X3) mark(U62(X1,X2)) = X1 + 2X2 + 9 >= X1 + 2X2 + 9 = a__U62(mark(X1),X2) mark(isNat(X)) = X + 5 >= X + 4 = a__isNat(X) mark(length(X)) = X + 8 >= X + 8 = a__length(mark(X)) mark(cons(X1,X2)) = X1 + 5X2 + 8 >= X1 + 5X2 + 8 = cons(mark(X1),X2) mark(0()) = 4 >= 0 = 0() mark(tt()) = 8 >= 4 = tt() mark(s(X)) = X + 5 >= X + 5 = s(mark(X)) mark(nil()) = 8 >= 4 = nil() a__zeros() = 4 >= 0 = zeros() a__U11(X) = X + 1 >= X + 1 = U11(X) a__U21(X) = X + 1 >= X + 1 = U21(X) a__U31(X) = X + 1 >= X + 1 = U31(X) a__U41(X1,X2) = X1 + 5X2 + 4 >= X1 + 5X2 + 4 = U41(X1,X2) a__U42(X) = X + 1 >= X + 1 = U42(X) a__isNatIList(X) = 5X + 4 >= 5X = isNatIList(X) a__U51(X1,X2) = X1 + X2 + 1 >= X1 + X2 + 1 = U51(X1,X2) a__U52(X) = X + 1 >= X + 1 = U52(X) a__isNatList(X) = X + 3 >= X = isNatList(X) a__U61(X1,X2,X3) = X1 + 3X2 + X3 + 5 >= X1 + 3X2 + X3 + 5 = U61(X1,X2,X3) a__U62(X1,X2) = X1 + 2X2 + 5 >= X1 + 2X2 + 5 = U62(X1,X2) a__isNat(X) = X + 4 >= X + 1 = isNat(X) a__length(X) = X + 4 >= X + 4 = length(X) problem: DPs: TRS: a__zeros() -> cons(0(),zeros()) a__U11(tt()) -> tt() a__U21(tt()) -> tt() a__U31(tt()) -> tt() a__U41(tt(),V2) -> a__U42(a__isNatIList(V2)) a__U42(tt()) -> tt() a__U51(tt(),V2) -> a__U52(a__isNatList(V2)) a__U52(tt()) -> tt() a__U61(tt(),L,N) -> a__U62(a__isNat(N),L) a__U62(tt(),L) -> s(a__length(mark(L))) a__isNat(0()) -> tt() a__isNat(length(V1)) -> a__U11(a__isNatList(V1)) a__isNat(s(V1)) -> a__U21(a__isNat(V1)) a__isNatIList(V) -> a__U31(a__isNatList(V)) a__isNatIList(zeros()) -> tt() a__isNatIList(cons(V1,V2)) -> a__U41(a__isNat(V1),V2) a__isNatList(nil()) -> tt() a__isNatList(cons(V1,V2)) -> a__U51(a__isNat(V1),V2) a__length(nil()) -> 0() a__length(cons(N,L)) -> a__U61(a__isNatList(L),L,N) mark(zeros()) -> a__zeros() mark(U11(X)) -> a__U11(mark(X)) mark(U21(X)) -> a__U21(mark(X)) mark(U31(X)) -> a__U31(mark(X)) mark(U41(X1,X2)) -> a__U41(mark(X1),X2) mark(U42(X)) -> a__U42(mark(X)) mark(isNatIList(X)) -> a__isNatIList(X) mark(U51(X1,X2)) -> a__U51(mark(X1),X2) mark(U52(X)) -> a__U52(mark(X)) mark(isNatList(X)) -> a__isNatList(X) mark(U61(X1,X2,X3)) -> a__U61(mark(X1),X2,X3) mark(U62(X1,X2)) -> a__U62(mark(X1),X2) mark(isNat(X)) -> a__isNat(X) mark(length(X)) -> a__length(mark(X)) mark(cons(X1,X2)) -> cons(mark(X1),X2) mark(0()) -> 0() mark(tt()) -> tt() mark(s(X)) -> s(mark(X)) mark(nil()) -> nil() a__zeros() -> zeros() a__U11(X) -> U11(X) a__U21(X) -> U21(X) a__U31(X) -> U31(X) a__U41(X1,X2) -> U41(X1,X2) a__U42(X) -> U42(X) a__isNatIList(X) -> isNatIList(X) a__U51(X1,X2) -> U51(X1,X2) a__U52(X) -> U52(X) a__isNatList(X) -> isNatList(X) a__U61(X1,X2,X3) -> U61(X1,X2,X3) a__U62(X1,X2) -> U62(X1,X2) a__isNat(X) -> isNat(X) a__length(X) -> length(X) Qed DPs: a__U41#(tt(),V2) -> a__isNatIList#(V2) a__isNatIList#(cons(V1,V2)) -> a__U41#(a__isNat(V1),V2) TRS: a__zeros() -> cons(0(),zeros()) a__U11(tt()) -> tt() a__U21(tt()) -> tt() a__U31(tt()) -> tt() a__U41(tt(),V2) -> a__U42(a__isNatIList(V2)) a__U42(tt()) -> tt() a__U51(tt(),V2) -> a__U52(a__isNatList(V2)) a__U52(tt()) -> tt() a__U61(tt(),L,N) -> a__U62(a__isNat(N),L) a__U62(tt(),L) -> s(a__length(mark(L))) a__isNat(0()) -> tt() a__isNat(length(V1)) -> a__U11(a__isNatList(V1)) a__isNat(s(V1)) -> a__U21(a__isNat(V1)) a__isNatIList(V) -> a__U31(a__isNatList(V)) a__isNatIList(zeros()) -> tt() a__isNatIList(cons(V1,V2)) -> a__U41(a__isNat(V1),V2) a__isNatList(nil()) -> tt() a__isNatList(cons(V1,V2)) -> a__U51(a__isNat(V1),V2) a__length(nil()) -> 0() a__length(cons(N,L)) -> a__U61(a__isNatList(L),L,N) mark(zeros()) -> a__zeros() mark(U11(X)) -> a__U11(mark(X)) mark(U21(X)) -> a__U21(mark(X)) mark(U31(X)) -> a__U31(mark(X)) mark(U41(X1,X2)) -> a__U41(mark(X1),X2) mark(U42(X)) -> a__U42(mark(X)) mark(isNatIList(X)) -> a__isNatIList(X) mark(U51(X1,X2)) -> a__U51(mark(X1),X2) mark(U52(X)) -> a__U52(mark(X)) mark(isNatList(X)) -> a__isNatList(X) mark(U61(X1,X2,X3)) -> a__U61(mark(X1),X2,X3) mark(U62(X1,X2)) -> a__U62(mark(X1),X2) mark(isNat(X)) -> a__isNat(X) mark(length(X)) -> a__length(mark(X)) mark(cons(X1,X2)) -> cons(mark(X1),X2) mark(0()) -> 0() mark(tt()) -> tt() mark(s(X)) -> s(mark(X)) mark(nil()) -> nil() a__zeros() -> zeros() a__U11(X) -> U11(X) a__U21(X) -> U21(X) a__U31(X) -> U31(X) a__U41(X1,X2) -> U41(X1,X2) a__U42(X) -> U42(X) a__isNatIList(X) -> isNatIList(X) a__U51(X1,X2) -> U51(X1,X2) a__U52(X) -> U52(X) a__isNatList(X) -> isNatList(X) a__U61(X1,X2,X3) -> U61(X1,X2,X3) a__U62(X1,X2) -> U62(X1,X2) a__isNat(X) -> isNat(X) a__length(X) -> length(X) Matrix Interpretation Processor: dim=1 interpretation: [a__isNatIList#](x0) = 2x0, [a__U41#](x0, x1) = 4x1 + 1, [isNat](x0) = 0, [U62](x0, x1) = 2, [U61](x0, x1, x2) = x0 + 2, [isNatList](x0) = 0, [U52](x0) = 0, [U51](x0, x1) = 0, [isNatIList](x0) = 2x0, [U42](x0) = 1, [U41](x0, x1) = 1, [U31](x0) = 0, [U21](x0) = 0, [U11](x0) = 0, [nil] = 1, [length](x0) = 2, [s](x0) = 0, [a__length](x0) = 2, [mark](x0) = 4x0 + 4, [a__U62](x0, x1) = 2, [a__isNat](x0) = 0, [a__U61](x0, x1, x2) = x0 + 2, [a__U52](x0) = 0, [a__isNatList](x0) = 0, [a__U51](x0, x1) = 0, [a__U42](x0) = 1, [a__isNatIList](x0) = 2x0, [a__U41](x0, x1) = 1, [a__U31](x0) = 0, [a__U21](x0) = 0, [a__U11](x0) = 0, [tt] = 0, [cons](x0, x1) = x0 + 4x1 + 1, [zeros] = 0, [0] = 1, [a__zeros] = 2 orientation: a__U41#(tt(),V2) = 4V2 + 1 >= 2V2 = a__isNatIList#(V2) a__isNatIList#(cons(V1,V2)) = 2V1 + 8V2 + 2 >= 4V2 + 1 = a__U41#(a__isNat(V1),V2) a__zeros() = 2 >= 2 = cons(0(),zeros()) a__U11(tt()) = 0 >= 0 = tt() a__U21(tt()) = 0 >= 0 = tt() a__U31(tt()) = 0 >= 0 = tt() a__U41(tt(),V2) = 1 >= 1 = a__U42(a__isNatIList(V2)) a__U42(tt()) = 1 >= 0 = tt() a__U51(tt(),V2) = 0 >= 0 = a__U52(a__isNatList(V2)) a__U52(tt()) = 0 >= 0 = tt() a__U61(tt(),L,N) = 2 >= 2 = a__U62(a__isNat(N),L) a__U62(tt(),L) = 2 >= 0 = s(a__length(mark(L))) a__isNat(0()) = 0 >= 0 = tt() a__isNat(length(V1)) = 0 >= 0 = a__U11(a__isNatList(V1)) a__isNat(s(V1)) = 0 >= 0 = a__U21(a__isNat(V1)) a__isNatIList(V) = 2V >= 0 = a__U31(a__isNatList(V)) a__isNatIList(zeros()) = 0 >= 0 = tt() a__isNatIList(cons(V1,V2)) = 2V1 + 8V2 + 2 >= 1 = a__U41(a__isNat(V1),V2) a__isNatList(nil()) = 0 >= 0 = tt() a__isNatList(cons(V1,V2)) = 0 >= 0 = a__U51(a__isNat(V1),V2) a__length(nil()) = 2 >= 1 = 0() a__length(cons(N,L)) = 2 >= 2 = a__U61(a__isNatList(L),L,N) mark(zeros()) = 4 >= 2 = a__zeros() mark(U11(X)) = 4 >= 0 = a__U11(mark(X)) mark(U21(X)) = 4 >= 0 = a__U21(mark(X)) mark(U31(X)) = 4 >= 0 = a__U31(mark(X)) mark(U41(X1,X2)) = 8 >= 1 = a__U41(mark(X1),X2) mark(U42(X)) = 8 >= 1 = a__U42(mark(X)) mark(isNatIList(X)) = 8X + 4 >= 2X = a__isNatIList(X) mark(U51(X1,X2)) = 4 >= 0 = a__U51(mark(X1),X2) mark(U52(X)) = 4 >= 0 = a__U52(mark(X)) mark(isNatList(X)) = 4 >= 0 = a__isNatList(X) mark(U61(X1,X2,X3)) = 4X1 + 12 >= 4X1 + 6 = a__U61(mark(X1),X2,X3) mark(U62(X1,X2)) = 12 >= 2 = a__U62(mark(X1),X2) mark(isNat(X)) = 4 >= 0 = a__isNat(X) mark(length(X)) = 12 >= 2 = a__length(mark(X)) mark(cons(X1,X2)) = 4X1 + 16X2 + 8 >= 4X1 + 4X2 + 5 = cons(mark(X1),X2) mark(0()) = 8 >= 1 = 0() mark(tt()) = 4 >= 0 = tt() mark(s(X)) = 4 >= 0 = s(mark(X)) mark(nil()) = 8 >= 1 = nil() a__zeros() = 2 >= 0 = zeros() a__U11(X) = 0 >= 0 = U11(X) a__U21(X) = 0 >= 0 = U21(X) a__U31(X) = 0 >= 0 = U31(X) a__U41(X1,X2) = 1 >= 1 = U41(X1,X2) a__U42(X) = 1 >= 1 = U42(X) a__isNatIList(X) = 2X >= 2X = isNatIList(X) a__U51(X1,X2) = 0 >= 0 = U51(X1,X2) a__U52(X) = 0 >= 0 = U52(X) a__isNatList(X) = 0 >= 0 = isNatList(X) a__U61(X1,X2,X3) = X1 + 2 >= X1 + 2 = U61(X1,X2,X3) a__U62(X1,X2) = 2 >= 2 = U62(X1,X2) a__isNat(X) = 0 >= 0 = isNat(X) a__length(X) = 2 >= 2 = length(X) problem: DPs: TRS: a__zeros() -> cons(0(),zeros()) a__U11(tt()) -> tt() a__U21(tt()) -> tt() a__U31(tt()) -> tt() a__U41(tt(),V2) -> a__U42(a__isNatIList(V2)) a__U42(tt()) -> tt() a__U51(tt(),V2) -> a__U52(a__isNatList(V2)) a__U52(tt()) -> tt() a__U61(tt(),L,N) -> a__U62(a__isNat(N),L) a__U62(tt(),L) -> s(a__length(mark(L))) a__isNat(0()) -> tt() a__isNat(length(V1)) -> a__U11(a__isNatList(V1)) a__isNat(s(V1)) -> a__U21(a__isNat(V1)) a__isNatIList(V) -> a__U31(a__isNatList(V)) a__isNatIList(zeros()) -> tt() a__isNatIList(cons(V1,V2)) -> a__U41(a__isNat(V1),V2) a__isNatList(nil()) -> tt() a__isNatList(cons(V1,V2)) -> a__U51(a__isNat(V1),V2) a__length(nil()) -> 0() a__length(cons(N,L)) -> a__U61(a__isNatList(L),L,N) mark(zeros()) -> a__zeros() mark(U11(X)) -> a__U11(mark(X)) mark(U21(X)) -> a__U21(mark(X)) mark(U31(X)) -> a__U31(mark(X)) mark(U41(X1,X2)) -> a__U41(mark(X1),X2) mark(U42(X)) -> a__U42(mark(X)) mark(isNatIList(X)) -> a__isNatIList(X) mark(U51(X1,X2)) -> a__U51(mark(X1),X2) mark(U52(X)) -> a__U52(mark(X)) mark(isNatList(X)) -> a__isNatList(X) mark(U61(X1,X2,X3)) -> a__U61(mark(X1),X2,X3) mark(U62(X1,X2)) -> a__U62(mark(X1),X2) mark(isNat(X)) -> a__isNat(X) mark(length(X)) -> a__length(mark(X)) mark(cons(X1,X2)) -> cons(mark(X1),X2) mark(0()) -> 0() mark(tt()) -> tt() mark(s(X)) -> s(mark(X)) mark(nil()) -> nil() a__zeros() -> zeros() a__U11(X) -> U11(X) a__U21(X) -> U21(X) a__U31(X) -> U31(X) a__U41(X1,X2) -> U41(X1,X2) a__U42(X) -> U42(X) a__isNatIList(X) -> isNatIList(X) a__U51(X1,X2) -> U51(X1,X2) a__U52(X) -> U52(X) a__isNatList(X) -> isNatList(X) a__U61(X1,X2,X3) -> U61(X1,X2,X3) a__U62(X1,X2) -> U62(X1,X2) a__isNat(X) -> isNat(X) a__length(X) -> length(X) Qed DPs: a__isNat#(length(V1)) -> a__isNatList#(V1) a__isNatList#(cons(V1,V2)) -> a__isNat#(V1) a__isNat#(s(V1)) -> a__isNat#(V1) a__isNatList#(cons(V1,V2)) -> a__U51#(a__isNat(V1),V2) a__U51#(tt(),V2) -> a__isNatList#(V2) TRS: a__zeros() -> cons(0(),zeros()) a__U11(tt()) -> tt() a__U21(tt()) -> tt() a__U31(tt()) -> tt() a__U41(tt(),V2) -> a__U42(a__isNatIList(V2)) a__U42(tt()) -> tt() a__U51(tt(),V2) -> a__U52(a__isNatList(V2)) a__U52(tt()) -> tt() a__U61(tt(),L,N) -> a__U62(a__isNat(N),L) a__U62(tt(),L) -> s(a__length(mark(L))) a__isNat(0()) -> tt() a__isNat(length(V1)) -> a__U11(a__isNatList(V1)) a__isNat(s(V1)) -> a__U21(a__isNat(V1)) a__isNatIList(V) -> a__U31(a__isNatList(V)) a__isNatIList(zeros()) -> tt() a__isNatIList(cons(V1,V2)) -> a__U41(a__isNat(V1),V2) a__isNatList(nil()) -> tt() a__isNatList(cons(V1,V2)) -> a__U51(a__isNat(V1),V2) a__length(nil()) -> 0() a__length(cons(N,L)) -> a__U61(a__isNatList(L),L,N) mark(zeros()) -> a__zeros() mark(U11(X)) -> a__U11(mark(X)) mark(U21(X)) -> a__U21(mark(X)) mark(U31(X)) -> a__U31(mark(X)) mark(U41(X1,X2)) -> a__U41(mark(X1),X2) mark(U42(X)) -> a__U42(mark(X)) mark(isNatIList(X)) -> a__isNatIList(X) mark(U51(X1,X2)) -> a__U51(mark(X1),X2) mark(U52(X)) -> a__U52(mark(X)) mark(isNatList(X)) -> a__isNatList(X) mark(U61(X1,X2,X3)) -> a__U61(mark(X1),X2,X3) mark(U62(X1,X2)) -> a__U62(mark(X1),X2) mark(isNat(X)) -> a__isNat(X) mark(length(X)) -> a__length(mark(X)) mark(cons(X1,X2)) -> cons(mark(X1),X2) mark(0()) -> 0() mark(tt()) -> tt() mark(s(X)) -> s(mark(X)) mark(nil()) -> nil() a__zeros() -> zeros() a__U11(X) -> U11(X) a__U21(X) -> U21(X) a__U31(X) -> U31(X) a__U41(X1,X2) -> U41(X1,X2) a__U42(X) -> U42(X) a__isNatIList(X) -> isNatIList(X) a__U51(X1,X2) -> U51(X1,X2) a__U52(X) -> U52(X) a__isNatList(X) -> isNatList(X) a__U61(X1,X2,X3) -> U61(X1,X2,X3) a__U62(X1,X2) -> U62(X1,X2) a__isNat(X) -> isNat(X) a__length(X) -> length(X) Matrix Interpretation Processor: dim=1 interpretation: [a__isNat#](x0) = 2x0, [a__isNatList#](x0) = 2x0 + 1, [a__U51#](x0, x1) = 2x0 + 2x1, [isNat](x0) = x0, [U62](x0, x1) = 2x0 + 4x1 + 7, [U61](x0, x1, x2) = 3x0 + 4x1 + 2x2 + 4, [isNatList](x0) = x0, [U52](x0) = 1, [U51](x0, x1) = x0 + x1, [isNatIList](x0) = 1, [U42](x0) = 1, [U41](x0, x1) = 1, [U31](x0) = 0, [U21](x0) = x0, [U11](x0) = 1, [nil] = 6, [length](x0) = 2x0 + 4, [s](x0) = x0 + 1, [a__length](x0) = 2x0 + 4, [mark](x0) = 2x0 + 2, [a__U62](x0, x1) = 2x0 + 4x1 + 7, [a__isNat](x0) = x0, [a__U61](x0, x1, x2) = 3x0 + 4x1 + 2x2 + 4, [a__U52](x0) = 1, [a__isNatList](x0) = x0, [a__U51](x0, x1) = x0 + x1, [a__U42](x0) = 1, [a__isNatIList](x0) = 4, [a__U41](x0, x1) = 1, [a__U31](x0) = 2, [a__U21](x0) = x0, [a__U11](x0) = 1, [tt] = 1, [cons](x0, x1) = x0 + 4x1, [zeros] = 0, [0] = 2, [a__zeros] = 2 orientation: a__isNat#(length(V1)) = 4V1 + 8 >= 2V1 + 1 = a__isNatList#(V1) a__isNatList#(cons(V1,V2)) = 2V1 + 8V2 + 1 >= 2V1 = a__isNat#(V1) a__isNat#(s(V1)) = 2V1 + 2 >= 2V1 = a__isNat#(V1) a__isNatList#(cons(V1,V2)) = 2V1 + 8V2 + 1 >= 2V1 + 2V2 = a__U51#(a__isNat(V1),V2) a__U51#(tt(),V2) = 2V2 + 2 >= 2V2 + 1 = a__isNatList#(V2) a__zeros() = 2 >= 2 = cons(0(),zeros()) a__U11(tt()) = 1 >= 1 = tt() a__U21(tt()) = 1 >= 1 = tt() a__U31(tt()) = 2 >= 1 = tt() a__U41(tt(),V2) = 1 >= 1 = a__U42(a__isNatIList(V2)) a__U42(tt()) = 1 >= 1 = tt() a__U51(tt(),V2) = V2 + 1 >= 1 = a__U52(a__isNatList(V2)) a__U52(tt()) = 1 >= 1 = tt() a__U61(tt(),L,N) = 4L + 2N + 7 >= 4L + 2N + 7 = a__U62(a__isNat(N),L) a__U62(tt(),L) = 4L + 9 >= 4L + 9 = s(a__length(mark(L))) a__isNat(0()) = 2 >= 1 = tt() a__isNat(length(V1)) = 2V1 + 4 >= 1 = a__U11(a__isNatList(V1)) a__isNat(s(V1)) = V1 + 1 >= V1 = a__U21(a__isNat(V1)) a__isNatIList(V) = 4 >= 2 = a__U31(a__isNatList(V)) a__isNatIList(zeros()) = 4 >= 1 = tt() a__isNatIList(cons(V1,V2)) = 4 >= 1 = a__U41(a__isNat(V1),V2) a__isNatList(nil()) = 6 >= 1 = tt() a__isNatList(cons(V1,V2)) = V1 + 4V2 >= V1 + V2 = a__U51(a__isNat(V1),V2) a__length(nil()) = 16 >= 2 = 0() a__length(cons(N,L)) = 8L + 2N + 4 >= 7L + 2N + 4 = a__U61(a__isNatList(L),L,N) mark(zeros()) = 2 >= 2 = a__zeros() mark(U11(X)) = 4 >= 1 = a__U11(mark(X)) mark(U21(X)) = 2X + 2 >= 2X + 2 = a__U21(mark(X)) mark(U31(X)) = 2 >= 2 = a__U31(mark(X)) mark(U41(X1,X2)) = 4 >= 1 = a__U41(mark(X1),X2) mark(U42(X)) = 4 >= 1 = a__U42(mark(X)) mark(isNatIList(X)) = 4 >= 4 = a__isNatIList(X) mark(U51(X1,X2)) = 2X1 + 2X2 + 2 >= 2X1 + X2 + 2 = a__U51(mark(X1),X2) mark(U52(X)) = 4 >= 1 = a__U52(mark(X)) mark(isNatList(X)) = 2X + 2 >= X = a__isNatList(X) mark(U61(X1,X2,X3)) = 6X1 + 8X2 + 4X3 + 10 >= 6X1 + 4X2 + 2X3 + 10 = a__U61(mark(X1),X2,X3) mark(U62(X1,X2)) = 4X1 + 8X2 + 16 >= 4X1 + 4X2 + 11 = a__U62(mark(X1),X2) mark(isNat(X)) = 2X + 2 >= X = a__isNat(X) mark(length(X)) = 4X + 10 >= 4X + 8 = a__length(mark(X)) mark(cons(X1,X2)) = 2X1 + 8X2 + 2 >= 2X1 + 4X2 + 2 = cons(mark(X1),X2) mark(0()) = 6 >= 2 = 0() mark(tt()) = 4 >= 1 = tt() mark(s(X)) = 2X + 4 >= 2X + 3 = s(mark(X)) mark(nil()) = 14 >= 6 = nil() a__zeros() = 2 >= 0 = zeros() a__U11(X) = 1 >= 1 = U11(X) a__U21(X) = X >= X = U21(X) a__U31(X) = 2 >= 0 = U31(X) a__U41(X1,X2) = 1 >= 1 = U41(X1,X2) a__U42(X) = 1 >= 1 = U42(X) a__isNatIList(X) = 4 >= 1 = isNatIList(X) a__U51(X1,X2) = X1 + X2 >= X1 + X2 = U51(X1,X2) a__U52(X) = 1 >= 1 = U52(X) a__isNatList(X) = X >= X = isNatList(X) a__U61(X1,X2,X3) = 3X1 + 4X2 + 2X3 + 4 >= 3X1 + 4X2 + 2X3 + 4 = U61(X1,X2,X3) a__U62(X1,X2) = 2X1 + 4X2 + 7 >= 2X1 + 4X2 + 7 = U62(X1,X2) a__isNat(X) = X >= X = isNat(X) a__length(X) = 2X + 4 >= 2X + 4 = length(X) problem: DPs: TRS: a__zeros() -> cons(0(),zeros()) a__U11(tt()) -> tt() a__U21(tt()) -> tt() a__U31(tt()) -> tt() a__U41(tt(),V2) -> a__U42(a__isNatIList(V2)) a__U42(tt()) -> tt() a__U51(tt(),V2) -> a__U52(a__isNatList(V2)) a__U52(tt()) -> tt() a__U61(tt(),L,N) -> a__U62(a__isNat(N),L) a__U62(tt(),L) -> s(a__length(mark(L))) a__isNat(0()) -> tt() a__isNat(length(V1)) -> a__U11(a__isNatList(V1)) a__isNat(s(V1)) -> a__U21(a__isNat(V1)) a__isNatIList(V) -> a__U31(a__isNatList(V)) a__isNatIList(zeros()) -> tt() a__isNatIList(cons(V1,V2)) -> a__U41(a__isNat(V1),V2) a__isNatList(nil()) -> tt() a__isNatList(cons(V1,V2)) -> a__U51(a__isNat(V1),V2) a__length(nil()) -> 0() a__length(cons(N,L)) -> a__U61(a__isNatList(L),L,N) mark(zeros()) -> a__zeros() mark(U11(X)) -> a__U11(mark(X)) mark(U21(X)) -> a__U21(mark(X)) mark(U31(X)) -> a__U31(mark(X)) mark(U41(X1,X2)) -> a__U41(mark(X1),X2) mark(U42(X)) -> a__U42(mark(X)) mark(isNatIList(X)) -> a__isNatIList(X) mark(U51(X1,X2)) -> a__U51(mark(X1),X2) mark(U52(X)) -> a__U52(mark(X)) mark(isNatList(X)) -> a__isNatList(X) mark(U61(X1,X2,X3)) -> a__U61(mark(X1),X2,X3) mark(U62(X1,X2)) -> a__U62(mark(X1),X2) mark(isNat(X)) -> a__isNat(X) mark(length(X)) -> a__length(mark(X)) mark(cons(X1,X2)) -> cons(mark(X1),X2) mark(0()) -> 0() mark(tt()) -> tt() mark(s(X)) -> s(mark(X)) mark(nil()) -> nil() a__zeros() -> zeros() a__U11(X) -> U11(X) a__U21(X) -> U21(X) a__U31(X) -> U31(X) a__U41(X1,X2) -> U41(X1,X2) a__U42(X) -> U42(X) a__isNatIList(X) -> isNatIList(X) a__U51(X1,X2) -> U51(X1,X2) a__U52(X) -> U52(X) a__isNatList(X) -> isNatList(X) a__U61(X1,X2,X3) -> U61(X1,X2,X3) a__U62(X1,X2) -> U62(X1,X2) a__isNat(X) -> isNat(X) a__length(X) -> length(X) Qed