Input TRS: 1: f(f(x)) -> f(c(f(x))) 2: f(f(x)) -> f(d(f(x))) 3: g(c(x)) -> x 4: g(d(x)) -> x 5: g(c(0())) -> g(d(1())) 6: g(c(1())) -> g(d(0())) Number of strict rules: 6 Direct Order(PosReal,>,Poly) ... removes: 4 3 1() weight: 0 d(x1) weight: x1 c(x1) weight: x1 f(x1) weight: (/ 4875 2) + x1 0() weight: 0 g(x1) weight: (/ 1 2) + x1 Number of strict rules: 4 Direct Order(PosReal,>,Poly) ... failed. Freezing g 1: f(f(x)) -> f(c(f(x))) 2: f(f(x)) -> f(d(f(x))) 5: g❆1_c(0()) -> g❆1_d(1()) 6: g❆1_c(1()) -> g❆1_d(0()) 7: g(d(_1)) ->= g❆1_d(_1) 8: g(c(_1)) ->= g❆1_c(_1) Number of strict rules: 4 Direct Order(PosReal,>,Poly) ... removes: 8 5 7 6 1() weight: 0 d(x1) weight: x1 g❆1_c(x1) weight: (/ 1 4) + x1 c(x1) weight: x1 g❆1_d(x1) weight: x1 f(x1) weight: (/ 84953 4) + 2 * x1 0() weight: 0 g(x1) weight: (/ 1 2) + x1 Number of strict rules: 2 Direct Order(PosReal,>,Poly) ... failed. Dependency Pairs: #1: #f(f(x)) -> #f(d(f(x))) #2: #f(f(x)) -> #f(c(f(x))) Number of SCCs: 0, DPs: 0, edges: 0 YES