Input TRS: 1: p(a(x0),p(a(a(a(x1))),x2)) -> p(a(x2),p(a(a(b(x0))),x2)) Number of strict rules: 1 Direct Order(PosReal,>,Poly) ... failed. Freezing p 1: p❆1_a(x0,p❆1_a(a(a(x1)),x2)) -> p❆1_a(x2,p❆1_a(a(b(x0)),x2)) 2: p(a(_1),_2) ->= p❆1_a(_1,_2) Number of strict rules: 1 Direct Order(PosReal,>,Poly) ... failed. Dependency Pairs: #1: #p(a(_1),_2) ->? #p❆1_a(_1,_2) #2: #p❆1_a(x0,p❆1_a(a(a(x1)),x2)) -> #p❆1_a(x2,p❆1_a(a(b(x0)),x2)) #3: #p❆1_a(x0,p❆1_a(a(a(x1)),x2)) -> #p❆1_a(a(b(x0)),x2) Number of SCCs: 1, DPs: 2, edges: 4 SCC { #2 #3 } Removing DPs: Order(PosReal,>,Sum)... succeeded. a(x1) weight: (/ 1 4) + x1 b(x1) weight: (/ 94701 4) #p(x1,x2) weight: 0 p(x1,x2) weight: 0 #p❆1_a(x1,x2) weight: x2 p❆1_a(x1,x2) weight: (/ 1 4) + x2 Usable rules: { 1 } Removed DPs: #3 Number of SCCs: 1, DPs: 1, edges: 1 SCC { #2 } Removing DPs: Order(PosReal,>,Sum)... Order(PosReal,>,Max)... QLPOpS... succeeded. a(x1) status: [x1] precedence above: b p❆1_a b(x1) status: [] precedence above: a p❆1_a #p(x1,x2) status: [] precedence above: p(x1,x2) status: [x2,x1] precedence above: #p❆1_a(x1,x2) status: [x2] precedence above: a b p❆1_a p❆1_a(x1,x2) status: [x2,x1] precedence above: a b Usable rules: { 1 } Removed DPs: #2 Number of SCCs: 0, DPs: 0, edges: 0 YES