YES Problem: app(id(),x) -> x app(add(),0()) -> id() app(app(add(),app(s(),x)),y) -> app(s(),app(app(add(),x),y)) app(app(map(),f),nil()) -> nil() app(app(map(),f),app(app(cons(),x),xs)) -> app(app(cons(),app(f,x)),app(app(map(),f),xs)) Proof: Uncurry Processor: id1(x) -> x add2(0(),x6) -> id1(x6) add1(0()) -> id() add2(s1(x),y) -> s1(add2(x,y)) map2(f,nil()) -> nil() map2(f,cons2(x,xs)) -> cons2(app(f,x),map2(f,xs)) app(id(),x5) -> id1(x5) app(add1(x4),x5) -> add2(x4,x5) app(add(),x5) -> add1(x5) app(s(),x5) -> s1(x5) app(map1(x4),x5) -> map2(x4,x5) app(map(),x5) -> map1(x5) app(cons1(x4),x5) -> cons2(x4,x5) app(cons(),x5) -> cons1(x5) DP Processor: DPs: add{2,#}(0(),x6) -> id{1,#}(x6) add{2,#}(s1(x),y) -> add{2,#}(x,y) map{2,#}(f,cons2(x,xs)) -> map{2,#}(f,xs) map{2,#}(f,cons2(x,xs)) -> app#(f,x) app#(id(),x5) -> id{1,#}(x5) app#(add1(x4),x5) -> add{2,#}(x4,x5) app#(add(),x5) -> add{1,#}(x5) app#(map1(x4),x5) -> map{2,#}(x4,x5) TRS: id1(x) -> x add2(0(),x6) -> id1(x6) add1(0()) -> id() add2(s1(x),y) -> s1(add2(x,y)) map2(f,nil()) -> nil() map2(f,cons2(x,xs)) -> cons2(app(f,x),map2(f,xs)) app(id(),x5) -> id1(x5) app(add1(x4),x5) -> add2(x4,x5) app(add(),x5) -> add1(x5) app(s(),x5) -> s1(x5) app(map1(x4),x5) -> map2(x4,x5) app(map(),x5) -> map1(x5) app(cons1(x4),x5) -> cons2(x4,x5) app(cons(),x5) -> cons1(x5) TDG Processor: DPs: add{2,#}(0(),x6) -> id{1,#}(x6) add{2,#}(s1(x),y) -> add{2,#}(x,y) map{2,#}(f,cons2(x,xs)) -> map{2,#}(f,xs) map{2,#}(f,cons2(x,xs)) -> app#(f,x) app#(id(),x5) -> id{1,#}(x5) app#(add1(x4),x5) -> add{2,#}(x4,x5) app#(add(),x5) -> add{1,#}(x5) app#(map1(x4),x5) -> map{2,#}(x4,x5) TRS: id1(x) -> x add2(0(),x6) -> id1(x6) add1(0()) -> id() add2(s1(x),y) -> s1(add2(x,y)) map2(f,nil()) -> nil() map2(f,cons2(x,xs)) -> cons2(app(f,x),map2(f,xs)) app(id(),x5) -> id1(x5) app(add1(x4),x5) -> add2(x4,x5) app(add(),x5) -> add1(x5) app(s(),x5) -> s1(x5) app(map1(x4),x5) -> map2(x4,x5) app(map(),x5) -> map1(x5) app(cons1(x4),x5) -> cons2(x4,x5) app(cons(),x5) -> cons1(x5) graph: app#(map1(x4),x5) -> map{2,#}(x4,x5) -> map{2,#}(f,cons2(x,xs)) -> app#(f,x) app#(map1(x4),x5) -> map{2,#}(x4,x5) -> map{2,#}(f,cons2(x,xs)) -> map{2,#}(f,xs) app#(add1(x4),x5) -> add{2,#}(x4,x5) -> add{2,#}(s1(x),y) -> add{2,#}(x,y) app#(add1(x4),x5) -> add{2,#}(x4,x5) -> add{2,#}(0(),x6) -> id{1,#}(x6) map{2,#}(f,cons2(x,xs)) -> app#(f,x) -> app#(map1(x4),x5) -> map{2,#}(x4,x5) map{2,#}(f,cons2(x,xs)) -> app#(f,x) -> app#(add(),x5) -> add{1,#}(x5) map{2,#}(f,cons2(x,xs)) -> app#(f,x) -> app#(add1(x4),x5) -> add{2,#}(x4,x5) map{2,#}(f,cons2(x,xs)) -> app#(f,x) -> app#(id(),x5) -> id{1,#}(x5) map{2,#}(f,cons2(x,xs)) -> map{2,#}(f,xs) -> map{2,#}(f,cons2(x,xs)) -> app#(f,x) map{2,#}(f,cons2(x,xs)) -> map{2,#}(f,xs) -> map{2,#}(f,cons2(x,xs)) -> map{2,#}(f,xs) add{2,#}(s1(x),y) -> add{2,#}(x,y) -> add{2,#}(s1(x),y) -> add{2,#}(x,y) add{2,#}(s1(x),y) -> add{2,#}(x,y) -> add{2,#}(0(),x6) -> id{1,#}(x6) SCC Processor: #sccs: 2 #rules: 4 #arcs: 12/64 DPs: app#(map1(x4),x5) -> map{2,#}(x4,x5) map{2,#}(f,cons2(x,xs)) -> map{2,#}(f,xs) map{2,#}(f,cons2(x,xs)) -> app#(f,x) TRS: id1(x) -> x add2(0(),x6) -> id1(x6) add1(0()) -> id() add2(s1(x),y) -> s1(add2(x,y)) map2(f,nil()) -> nil() map2(f,cons2(x,xs)) -> cons2(app(f,x),map2(f,xs)) app(id(),x5) -> id1(x5) app(add1(x4),x5) -> add2(x4,x5) app(add(),x5) -> add1(x5) app(s(),x5) -> s1(x5) app(map1(x4),x5) -> map2(x4,x5) app(map(),x5) -> map1(x5) app(cons1(x4),x5) -> cons2(x4,x5) app(cons(),x5) -> cons1(x5) Subterm Criterion Processor: simple projection: pi(map{2,#}) = 1 pi(app#) = 1 problem: DPs: app#(map1(x4),x5) -> map{2,#}(x4,x5) TRS: id1(x) -> x add2(0(),x6) -> id1(x6) add1(0()) -> id() add2(s1(x),y) -> s1(add2(x,y)) map2(f,nil()) -> nil() map2(f,cons2(x,xs)) -> cons2(app(f,x),map2(f,xs)) app(id(),x5) -> id1(x5) app(add1(x4),x5) -> add2(x4,x5) app(add(),x5) -> add1(x5) app(s(),x5) -> s1(x5) app(map1(x4),x5) -> map2(x4,x5) app(map(),x5) -> map1(x5) app(cons1(x4),x5) -> cons2(x4,x5) app(cons(),x5) -> cons1(x5) SCC Processor: #sccs: 0 #rules: 0 #arcs: 5/1 DPs: add{2,#}(s1(x),y) -> add{2,#}(x,y) TRS: id1(x) -> x add2(0(),x6) -> id1(x6) add1(0()) -> id() add2(s1(x),y) -> s1(add2(x,y)) map2(f,nil()) -> nil() map2(f,cons2(x,xs)) -> cons2(app(f,x),map2(f,xs)) app(id(),x5) -> id1(x5) app(add1(x4),x5) -> add2(x4,x5) app(add(),x5) -> add1(x5) app(s(),x5) -> s1(x5) app(map1(x4),x5) -> map2(x4,x5) app(map(),x5) -> map1(x5) app(cons1(x4),x5) -> cons2(x4,x5) app(cons(),x5) -> cons1(x5) Subterm Criterion Processor: simple projection: pi(add{2,#}) = 0 problem: DPs: TRS: id1(x) -> x add2(0(),x6) -> id1(x6) add1(0()) -> id() add2(s1(x),y) -> s1(add2(x,y)) map2(f,nil()) -> nil() map2(f,cons2(x,xs)) -> cons2(app(f,x),map2(f,xs)) app(id(),x5) -> id1(x5) app(add1(x4),x5) -> add2(x4,x5) app(add(),x5) -> add1(x5) app(s(),x5) -> s1(x5) app(map1(x4),x5) -> map2(x4,x5) app(map(),x5) -> map1(x5) app(cons1(x4),x5) -> cons2(x4,x5) app(cons(),x5) -> cons1(x5) Qed