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