Input TRS: 1: f(g(X),Y) -> f(X,f(g(X),Y)) Number of strict rules: 1 Direct Order(PosReal,>,Poly) ... failed. Freezing f 1: f❆1_g(X,Y) -> f(X,f❆1_g(X,Y)) 2: f(g(_1),_2) ->= f❆1_g(_1,_2) Number of strict rules: 1 Direct Order(PosReal,>,Poly) ... failed. Dependency Pairs: #1: #f(g(_1),_2) ->? #f❆1_g(_1,_2) #2: #f❆1_g(X,Y) -> #f(X,f❆1_g(X,Y)) #3: #f❆1_g(X,Y) -> #f❆1_g(X,Y) Number of SCCs: 1, DPs: 3, edges: 5 SCC { #1..3 } Removing DPs: Order(PosReal,>,Sum)... succeeded. #f❆1_g(x1,x2) weight: (/ 1 4) + x1 f❆1_g(x1,x2) weight: (/ 1 4) + x2 f(x1,x2) weight: (/ 1 2) #f(x1,x2) weight: x1 g(x1) weight: (/ 1 2) + x1 Usable rules: { } Removed DPs: #1 #2 Number of SCCs: 1, DPs: 1, edges: 1 SCC { #3 } 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❆1_g(X_{1},Y_{1}) -#3-> #f❆1_g(X_{1},Y_{1}) --->* #f❆1_g(X_{1},Y_{1}) Looping with: [ Y_{1} := Y_{1}; X_{1} := X_{1}; ] NO