YES Prover = TRS(tech=GUIDED_UNF_TRIPLES, nb_unfoldings=unlimited, unfold_variables=false, max_nb_coefficients=12, max_nb_unfolded_rules=-1, strategy=LEFTMOST_NE) ** 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 = [s^#(f(_0,_1)) -> s^#(_1), s^#(f(_0,_1)) -> s^#(_0), s^#(g(_0,_1)) -> s^#(_0), s^#(g(_0,_1)) -> s^#(_1)] TRS = {s(a) -> a, s(s(_0)) -> _0, s(f(_0,_1)) -> f(s(_1),s(_0)), s(g(_0,_1)) -> g(s(_0),s(_1)), f(_0,a) -> _0, f(a,_0) -> _0, f(g(_0,_1),g(_2,_3)) -> g(f(_0,_2),f(_1,_3)), g(a,a) -> a} ## Trying with homeomorphic embeddings... Success! This DP problem is finite. ## DP problem: Dependency pairs = [f^#(g(_0,_1),g(_2,_3)) -> f^#(_0,_2), f^#(g(_0,_1),g(_2,_3)) -> f^#(_1,_3)] TRS = {s(a) -> a, s(s(_0)) -> _0, s(f(_0,_1)) -> f(s(_1),s(_0)), s(g(_0,_1)) -> g(s(_0),s(_1)), f(_0,a) -> _0, f(a,_0) -> _0, f(g(_0,_1),g(_2,_3)) -> g(f(_0,_2),f(_1,_3)), g(a,a) -> a} ## 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