YES Prover = TRS(tech=PATTERN_RULES, nb_unfoldings=unlimited, max_nb_unfolded_rules=200) ** BEGIN proof argument ** All the DP problems were proved finite. As all the involved DP processors are sound, the TRS under analysis terminates. ** END proof argument ** ** BEGIN proof description ** ## Searching for a generalized rewrite rule (a rule whose right-hand side contains a variable that does not occur in the left-hand side)... No generalized rewrite rule found! ## Applying the DP framework... ## Round 1: ## DP problem: Dependency pairs = [rem^#(g(_0,_1),s(_2)) -> rem^#(_0,_2)] TRS = {norm(nil) -> 0, norm(g(_0,_1)) -> s(norm(_0)), f(_0,nil) -> g(nil,_0), f(_0,g(_1,_2)) -> g(f(_0,_1),_2), rem(nil,_0) -> nil, rem(g(_0,_1),0) -> g(_0,_1), rem(g(_0,_1),s(_2)) -> rem(_0,_2)} ## Trying with homeomorphic embeddings... Success! This DP problem is finite. ## DP problem: Dependency pairs = [f^#(_0,g(_1,_2)) -> f^#(_0,_1)] TRS = {norm(nil) -> 0, norm(g(_0,_1)) -> s(norm(_0)), f(_0,nil) -> g(nil,_0), f(_0,g(_1,_2)) -> g(f(_0,_1),_2), rem(nil,_0) -> nil, rem(g(_0,_1),0) -> g(_0,_1), rem(g(_0,_1),s(_2)) -> rem(_0,_2)} ## Trying with homeomorphic embeddings... Success! This DP problem is finite. ## DP problem: Dependency pairs = [norm^#(g(_0,_1)) -> norm^#(_0)] TRS = {norm(nil) -> 0, norm(g(_0,_1)) -> s(norm(_0)), f(_0,nil) -> g(nil,_0), f(_0,g(_1,_2)) -> g(f(_0,_1),_2), rem(nil,_0) -> nil, rem(g(_0,_1),0) -> g(_0,_1), rem(g(_0,_1),s(_2)) -> rem(_0,_2)} ## Trying with homeomorphic embeddings... Success! This DP problem is finite. ** END proof description ** Proof stopped at iteration 0 Number of unfolded rules generated by this proof = 0 Number of unfolded rules generated by all the parallel proofs = 0