Input TRS: 1: f(true(),x,y,z) -> f(gt(x,plus(y,z)),x,s(y),z) 2: f(true(),x,y,z) -> f(gt(x,plus(y,z)),x,y,s(z)) 3: plus(n,0()) -> n 4: plus(n,s(m)) -> s(plus(n,m)) 5: gt(0(),v) -> false() 6: gt(s(u),0()) -> true() 7: gt(s(u),s(v)) -> gt(u,v) Number of strict rules: 7 Direct Order(PosReal,>,Poly) ... failed. Freezing ... failed. Dependency Pairs: #1: #f(true(),x,y,z) -> #f(gt(x,plus(y,z)),x,y,s(z)) #2: #f(true(),x,y,z) -> #gt(x,plus(y,z)) #3: #f(true(),x,y,z) -> #plus(y,z) #4: #gt(s(u),s(v)) -> #gt(u,v) #5: #f(true(),x,y,z) -> #f(gt(x,plus(y,z)),x,s(y),z) #6: #f(true(),x,y,z) -> #gt(x,plus(y,z)) #7: #f(true(),x,y,z) -> #plus(y,z) #8: #plus(n,s(m)) -> #plus(n,m) Number of SCCs: 3, DPs: 4, edges: 6 SCC { #8 } Removing DPs: Order(PosReal,>,Sum)... succeeded. s(x1) weight: (/ 1 2) + x1 gt(x1,x2) weight: 0 #plus(x1,x2) weight: x2 false() weight: 0 true() weight: 0 f(x1,x2,x3,x4) weight: 0 0() weight: 0 #gt(x1,x2) weight: 0 #f(x1,x2,x3,x4) weight: 0 plus(x1,x2) weight: 0 Usable rules: { } Removed DPs: #8 Number of SCCs: 2, DPs: 3, edges: 5 SCC { #4 } Removing DPs: Order(PosReal,>,Sum)... succeeded. s(x1) weight: (/ 1 2) + x1 gt(x1,x2) weight: 0 #plus(x1,x2) weight: 0 false() weight: 0 true() weight: 0 f(x1,x2,x3,x4) weight: 0 0() weight: 0 #gt(x1,x2) weight: x2 #f(x1,x2,x3,x4) weight: 0 plus(x1,x2) weight: 0 Usable rules: { } Removed DPs: #4 Number of SCCs: 1, DPs: 2, edges: 4 SCC { #1 #5 } 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... failed. MAYBE