Input TRS: 1: fac(s(x)) -> *(fac(p(s(x))),s(x)) 2: p(s(0())) -> 0() 3: p(s(s(x))) -> s(p(s(x))) Number of strict rules: 3 Direct Order(PosReal,>,Poly) ... failed. Freezing p 1: fac(s(x)) -> *(fac(p❆1_s(x)),s(x)) 2: p❆1_s(0()) -> 0() 3: p❆1_s(s(x)) -> s(p❆1_s(x)) 4: p(s(_1)) ->= p❆1_s(_1) Number of strict rules: 3 Direct Order(PosReal,>,Poly) ... removes: 4 1 s(x1) weight: (/ 1 4) + 2 * x1 p❆1_s(x1) weight: x1 p(x1) weight: 2 * x1 0() weight: 0 fac(x1) weight: (/ 211469 4) + 2 * x1 *(x1,x2) weight: x1 + x2 Number of strict rules: 2 Direct Order(PosReal,>,Poly) ... removes: 3 2 s(x1) weight: (/ 3 4) + 2 * x1 p❆1_s(x1) weight: (/ 1 4) + 2 * x1 p(x1) weight: 2 * x1 0() weight: 0 fac(x1) weight: (/ 211469 4) + 2 * x1 *(x1,x2) weight: x1 + x2 Number of strict rules: 0 YES