We consider the following Problem: Strict Trs: { or(x, x) -> x , and(x, x) -> x , not(not(x)) -> x , not(and(x, y)) -> or(not(x), not(y)) , not(or(x, y)) -> and(not(x), not(y))} StartTerms: basic terms Strategy: innermost Certificate: YES(?,O(n^1)) Proof: We consider the following Problem: Strict Trs: { or(x, x) -> x , and(x, x) -> x , not(not(x)) -> x , not(and(x, y)) -> or(not(x), not(y)) , not(or(x, y)) -> and(not(x), not(y))} StartTerms: basic terms Strategy: innermost Certificate: YES(?,O(n^1)) Proof: The weightgap principle applies, where following rules are oriented strictly: TRS Component: { or(x, x) -> x , not(or(x, y)) -> and(not(x), not(y))} Interpretation of nonconstant growth: ------------------------------------- The following argument positions are usable: Uargs(or) = {1, 2}, Uargs(and) = {1, 2}, Uargs(not) = {} We have the following EDA-non-satisfying and IDA(1)-non-satisfying matrix interpretation: Interpretation Functions: or(x1, x2) = [1 0] x1 + [1 1] x2 + [2] [0 1] [0 0] [0] and(x1, x2) = [1 0] x1 + [1 1] x2 + [0] [0 1] [0 0] [0] not(x1) = [1 0] x1 + [0] [0 0] [1] The strictly oriented rules are moved into the weak component. We consider the following Problem: Strict Trs: { and(x, x) -> x , not(not(x)) -> x , not(and(x, y)) -> or(not(x), not(y))} Weak Trs: { or(x, x) -> x , not(or(x, y)) -> and(not(x), not(y))} StartTerms: basic terms Strategy: innermost Certificate: YES(?,O(n^1)) Proof: The weightgap principle applies, where following rules are oriented strictly: TRS Component: {and(x, x) -> x} Interpretation of nonconstant growth: ------------------------------------- The following argument positions are usable: Uargs(or) = {1, 2}, Uargs(and) = {1, 2}, Uargs(not) = {} We have the following EDA-non-satisfying and IDA(1)-non-satisfying matrix interpretation: Interpretation Functions: or(x1, x2) = [1 0] x1 + [1 0] x2 + [3] [0 0] [0 1] [0] and(x1, x2) = [1 0] x1 + [1 1] x2 + [1] [0 1] [0 0] [0] not(x1) = [1 0] x1 + [1] [0 0] [1] The strictly oriented rules are moved into the weak component. We consider the following Problem: Strict Trs: { not(not(x)) -> x , not(and(x, y)) -> or(not(x), not(y))} Weak Trs: { and(x, x) -> x , or(x, x) -> x , not(or(x, y)) -> and(not(x), not(y))} StartTerms: basic terms Strategy: innermost Certificate: YES(?,O(n^1)) Proof: The weightgap principle applies, where following rules are oriented strictly: TRS Component: {not(not(x)) -> x} Interpretation of nonconstant growth: ------------------------------------- The following argument positions are usable: Uargs(or) = {1, 2}, Uargs(and) = {1, 2}, Uargs(not) = {} We have the following EDA-non-satisfying and IDA(1)-non-satisfying matrix interpretation: Interpretation Functions: or(x1, x2) = [1 0] x1 + [1 0] x2 + [3] [0 0] [0 1] [0] and(x1, x2) = [1 0] x1 + [1 0] x2 + [0] [0 0] [0 1] [0] not(x1) = [1 0] x1 + [2] [0 1] [1] The strictly oriented rules are moved into the weak component. We consider the following Problem: Strict Trs: {not(and(x, y)) -> or(not(x), not(y))} Weak Trs: { not(not(x)) -> x , and(x, x) -> x , or(x, x) -> x , not(or(x, y)) -> and(not(x), not(y))} StartTerms: basic terms Strategy: innermost Certificate: YES(?,O(n^1)) Proof: We consider the following Problem: Strict Trs: {not(and(x, y)) -> or(not(x), not(y))} Weak Trs: { not(not(x)) -> x , and(x, x) -> x , or(x, x) -> x , not(or(x, y)) -> and(not(x), not(y))} StartTerms: basic terms Strategy: innermost Certificate: YES(?,O(n^1)) Proof: The problem is match-bounded by 0. The enriched problem is compatible with the following automaton: { or_0(2, 2) -> 1 , and_0(2, 2) -> 1 , not_0(2) -> 1} Hurray, we answered YES(?,O(n^1))