Input TRS: 1: f(0(),1(),g(x,y),z) -> f(g(x,y),g(x,y),g(x,y),h(x)) 2: g(0(),1()) -> 0() 3: g(0(),1()) -> 1() 4: h(g(x,y)) -> h(x) Number of strict rules: 4 Direct Order(PosReal,>,Poly) ... failed. Freezing ... failed. Dependency Pairs: #1: #f(0(),1(),g(x,y),z) -> #f(g(x,y),g(x,y),g(x,y),h(x)) #2: #f(0(),1(),g(x,y),z) -> #h(x) #3: #h(g(x,y)) -> #h(x) Number of SCCs: 2, DPs: 2, edges: 2 SCC { #3 } Removing DPs: Order(PosReal,>,Sum)... succeeded. h(x1) weight: 0 1() weight: 0 f(x1,x2,x3,x4) weight: 0 0() weight: 0 #h(x1) weight: x1 #f(x1,x2,x3,x4) weight: 0 #g(x1,x2) weight: 0 g(x1,x2) weight: (/ 1 2) + x1 Usable rules: { } Removed DPs: #3 Number of SCCs: 1, DPs: 1, edges: 1 SCC { #1 } Removing DPs: Order(PosReal,>,Sum)... Order(PosReal,>,Max)... QLPOpS... Order(PosReal,>,MaxSum)... QWPOpS(PosReal,>,MaxSum)... Order(PosReal,>,Sum-Sum; PosReal,≥,Sum-Sum)... Order(PosReal,>,Sum-Sum; NegReal,≥,Sum)... Order(PosReal,>,MaxSum-Sum; NegReal,≥,Sum)... failed. Removing edges: failed. Finding a loop... found. #f(0(),1(),g(0(),1()),z) -#1-> #f(g(0(),1()),g(0(),1()),g(0(),1()),h(0())) --->* #f(0(),1(),g(0(),1()),h(0())) Looping with: [ z := h(0()); ] NO