YES(?,O(n^1)) 11.14/6.41 YES(?,O(n^1)) 11.14/6.41 11.14/6.41 We are left with following problem, upon which TcT provides the 11.14/6.41 certificate YES(?,O(n^1)). 11.14/6.41 11.14/6.41 Strict Trs: { f(s(X), Y) -> h(s(f(h(Y), X))) } 11.14/6.41 Obligation: 11.14/6.41 derivational complexity 11.14/6.41 Answer: 11.14/6.41 YES(?,O(n^1)) 11.14/6.41 11.14/6.41 TcT has computed the following matrix interpretation satisfying 11.14/6.41 not(EDA) and not(IDA(1)). 11.14/6.41 11.14/6.41 [1 0 1 1] [1 0 0 1] [0] 11.14/6.41 [f](x1, x2) = [0 0 0 0] x1 + [0 0 0 0] x2 + [0] 11.14/6.41 [0 0 0 0] [0 0 0 0] [0] 11.14/6.41 [0 0 0 0] [0 0 0 0] [0] 11.14/6.41 11.14/6.41 [1 0 0 0] [0] 11.14/6.41 [s](x1) = [0 0 0 0] x1 + [0] 11.14/6.41 [0 0 0 0] [1] 11.14/6.41 [0 0 0 1] [1] 11.14/6.41 11.14/6.41 [1 0 0 1] [0] 11.14/6.41 [h](x1) = [0 0 0 0] x1 + [0] 11.14/6.41 [0 0 0 0] [0] 11.14/6.41 [0 0 0 0] [0] 11.14/6.41 11.14/6.41 The order satisfies the following ordering constraints: 11.14/6.41 11.14/6.41 [f(s(X), Y)] = [1 0 0 1] [1 0 0 1] [2] 11.14/6.41 [0 0 0 0] X + [0 0 0 0] Y + [0] 11.14/6.41 [0 0 0 0] [0 0 0 0] [0] 11.14/6.41 [0 0 0 0] [0 0 0 0] [0] 11.14/6.41 > [1 0 0 1] [1 0 0 1] [1] 11.14/6.41 [0 0 0 0] X + [0 0 0 0] Y + [0] 11.14/6.41 [0 0 0 0] [0 0 0 0] [0] 11.14/6.41 [0 0 0 0] [0 0 0 0] [0] 11.14/6.41 = [h(s(f(h(Y), X)))] 11.14/6.41 11.14/6.41 11.14/6.41 Hurray, we answered YES(?,O(n^1)) 11.14/6.43 EOF