We consider the following Problem: Strict Trs: { a__f(a(), X, X) -> a__f(X, a__b(), b()) , a__b() -> a() , mark(f(X1, X2, X3)) -> a__f(X1, mark(X2), X3) , mark(b()) -> a__b() , mark(a()) -> a() , a__f(X1, X2, X3) -> f(X1, X2, X3) , a__b() -> b()} StartTerms: basic terms Strategy: innermost Certificate: YES(?,O(n^1)) Proof: We consider the following Problem: Strict Trs: { a__f(a(), X, X) -> a__f(X, a__b(), b()) , a__b() -> a() , mark(f(X1, X2, X3)) -> a__f(X1, mark(X2), X3) , mark(b()) -> a__b() , mark(a()) -> a() , a__f(X1, X2, X3) -> f(X1, X2, X3) , a__b() -> b()} StartTerms: basic terms Strategy: innermost Certificate: YES(?,O(n^1)) Proof: The weightgap principle applies, where following rules are oriented strictly: TRS Component: { mark(b()) -> a__b() , mark(a()) -> a() , a__f(X1, X2, X3) -> f(X1, X2, X3)} Interpretation of nonconstant growth: ------------------------------------- The following argument positions are usable: Uargs(a__f) = {2}, Uargs(mark) = {}, Uargs(f) = {} We have the following EDA-non-satisfying and IDA(1)-non-satisfying matrix interpretation: Interpretation Functions: a__f(x1, x2, x3) = [0 0] x1 + [1 1] x2 + [0 0] x3 + [1] [1 1] [0 0] [1 1] [1] a() = [0] [0] a__b() = [0] [0] b() = [0] [0] mark(x1) = [0 0] x1 + [1] [0 0] [0] f(x1, x2, x3) = [0 0] x1 + [0 0] x2 + [0 0] x3 + [0] [0 0] [0 0] [0 0] [0] The strictly oriented rules are moved into the weak component. We consider the following Problem: Strict Trs: { a__f(a(), X, X) -> a__f(X, a__b(), b()) , a__b() -> a() , mark(f(X1, X2, X3)) -> a__f(X1, mark(X2), X3) , a__b() -> b()} Weak Trs: { mark(b()) -> a__b() , mark(a()) -> a() , a__f(X1, X2, X3) -> f(X1, X2, X3)} StartTerms: basic terms Strategy: innermost Certificate: YES(?,O(n^1)) Proof: The weightgap principle applies, where following rules are oriented strictly: TRS Component: { a__b() -> a() , a__b() -> b()} Interpretation of nonconstant growth: ------------------------------------- The following argument positions are usable: Uargs(a__f) = {2}, Uargs(mark) = {}, Uargs(f) = {} We have the following EDA-non-satisfying and IDA(1)-non-satisfying matrix interpretation: Interpretation Functions: a__f(x1, x2, x3) = [0 0] x1 + [1 1] x2 + [0 0] x3 + [1] [1 1] [0 0] [1 1] [1] a() = [0] [0] a__b() = [2] [2] b() = [0] [0] mark(x1) = [0 0] x1 + [3] [0 0] [2] f(x1, x2, x3) = [0 0] x1 + [0 0] x2 + [0 0] x3 + [0] [0 0] [0 0] [0 0] [0] The strictly oriented rules are moved into the weak component. We consider the following Problem: Strict Trs: { a__f(a(), X, X) -> a__f(X, a__b(), b()) , mark(f(X1, X2, X3)) -> a__f(X1, mark(X2), X3)} Weak Trs: { a__b() -> a() , a__b() -> b() , mark(b()) -> a__b() , mark(a()) -> a() , a__f(X1, X2, X3) -> f(X1, X2, X3)} StartTerms: basic terms Strategy: innermost Certificate: YES(?,O(n^1)) Proof: The weightgap principle applies, where following rules are oriented strictly: TRS Component: {mark(f(X1, X2, X3)) -> a__f(X1, mark(X2), X3)} Interpretation of nonconstant growth: ------------------------------------- The following argument positions are usable: Uargs(a__f) = {2}, Uargs(mark) = {}, Uargs(f) = {} We have the following EDA-non-satisfying and IDA(1)-non-satisfying matrix interpretation: Interpretation Functions: a__f(x1, x2, x3) = [0 0] x1 + [1 0] x2 + [0 1] x3 + [0] [0 0] [0 1] [0 1] [3] a() = [0] [0] a__b() = [0] [3] b() = [0] [1] mark(x1) = [0 1] x1 + [1] [0 1] [2] f(x1, x2, x3) = [0 0] x1 + [0 0] x2 + [0 0] x3 + [0] [0 0] [0 1] [0 1] [3] The strictly oriented rules are moved into the weak component. We consider the following Problem: Strict Trs: {a__f(a(), X, X) -> a__f(X, a__b(), b())} Weak Trs: { mark(f(X1, X2, X3)) -> a__f(X1, mark(X2), X3) , a__b() -> a() , a__b() -> b() , mark(b()) -> a__b() , mark(a()) -> a() , a__f(X1, X2, X3) -> f(X1, X2, X3)} StartTerms: basic terms Strategy: innermost Certificate: YES(?,O(n^1)) Proof: The weightgap principle applies, where following rules are oriented strictly: TRS Component: {a__f(a(), X, X) -> a__f(X, a__b(), b())} Interpretation of nonconstant growth: ------------------------------------- The following argument positions are usable: Uargs(a__f) = {2}, Uargs(mark) = {}, Uargs(f) = {} We have the following EDA-non-satisfying and IDA(1)-non-satisfying matrix interpretation: Interpretation Functions: a__f(x1, x2, x3) = [0 1] x1 + [1 0] x2 + [0 1] x3 + [0] [0 0] [1 0] [0 1] [1] a() = [0] [1] a__b() = [0] [2] b() = [0] [0] mark(x1) = [1 0] x1 + [1] [1 0] [3] f(x1, x2, x3) = [0 1] x1 + [1 0] x2 + [0 1] x3 + [0] [0 0] [0 0] [0 0] [0] The strictly oriented rules are moved into the weak component. We consider the following Problem: Weak Trs: { a__f(a(), X, X) -> a__f(X, a__b(), b()) , mark(f(X1, X2, X3)) -> a__f(X1, mark(X2), X3) , a__b() -> a() , a__b() -> b() , mark(b()) -> a__b() , mark(a()) -> a() , a__f(X1, X2, X3) -> f(X1, X2, X3)} StartTerms: basic terms Strategy: innermost Certificate: YES(O(1),O(1)) Proof: We consider the following Problem: Weak Trs: { a__f(a(), X, X) -> a__f(X, a__b(), b()) , mark(f(X1, X2, X3)) -> a__f(X1, mark(X2), X3) , a__b() -> a() , a__b() -> b() , mark(b()) -> a__b() , mark(a()) -> a() , a__f(X1, X2, X3) -> f(X1, X2, X3)} StartTerms: basic terms Strategy: innermost Certificate: YES(O(1),O(1)) Proof: Empty rules are trivially bounded Hurray, we answered YES(?,O(n^1))