Input TRS: 1: app(app(map(),f),nil()) -> nil() 2: app(app(map(),f),app(app(cons(),x),xs)) -> app(app(cons(),app(f,x)),app(app(map(),f),xs)) 3: app(app(treemap(),f),app(app(node(),x),xs)) -> app(app(node(),app(f,x)),app(app(map(),app(treemap(),f)),xs)) Number of strict rules: 3 Direct Order(PosReal,>,Poly) ... failed. Freezing app 1: app❆2_map(f,nil()) -> nil() 2: app❆2_map(f,app❆2_cons(x,xs)) -> app❆2_cons(app(f,x),app❆2_map(f,xs)) 3: app❆2_treemap(f,app❆2_node(x,xs)) -> app❆2_node(app(f,x),app❆2_map(app❆1_treemap(f),xs)) 4: app(treemap(),_1) ->= app❆1_treemap(_1) 5: app(app❆1_treemap(_1),_2) ->= app❆2_treemap(_1,_2) 6: app(cons(),_1) ->= app❆1_cons(_1) 7: app(app❆1_cons(_1),_2) ->= app❆2_cons(_1,_2) 8: app(map(),_1) ->= app❆1_map(_1) 9: app(app❆1_map(_1),_2) ->= app❆2_map(_1,_2) 10: app(node(),_1) ->= app❆1_node(_1) 11: app(app❆1_node(_1),_2) ->= app❆2_node(_1,_2) Number of strict rules: 3 Direct Order(PosReal,>,Poly) ... failed. Dependency Pairs: #1: #app❆2_map(f,app❆2_cons(x,xs)) -> #app(f,x) #2: #app❆2_map(f,app❆2_cons(x,xs)) -> #app❆2_map(f,xs) #3: #app(app❆1_map(_1),_2) ->? #app❆2_map(_1,_2) #4: #app(app❆1_treemap(_1),_2) ->? #app❆2_treemap(_1,_2) #5: #app❆2_treemap(f,app❆2_node(x,xs)) -> #app(f,x) #6: #app❆2_treemap(f,app❆2_node(x,xs)) -> #app❆2_map(app❆1_treemap(f),xs) Number of SCCs: 1, DPs: 6, edges: 12 SCC { #1..6 } Removing DPs: Order(PosReal,>,Sum)... succeeded. app❆1_node(x1) weight: 0 #app❆2_map(x1,x2) weight: x2 app❆1_map(x1) weight: (/ 1 4) app❆2_map(x1,x2) weight: 0 app❆2_treemap(x1,x2) weight: 0 app❆1_treemap(x1) weight: (/ 1 4) nil() weight: 0 #app❆2_treemap(x1,x2) weight: x2 #app(x1,x2) weight: (/ 1 4) + x2 map() weight: 0 app❆2_node(x1,x2) weight: (/ 1 2) + x1 + x2 treemap() weight: 0 cons() weight: 0 app❆2_cons(x1,x2) weight: (/ 1 2) + x1 + x2 app❆1_cons(x1) weight: 0 node() weight: 0 app(x1,x2) weight: 0 Usable rules: { } Removed DPs: #1..6 Number of SCCs: 0, DPs: 0, edges: 0 YES