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 = [if^#(if(_0,_1,_2),_3,_4) -> if^#(_0,if(_1,_3,_4),if(_2,_3,_4)), if^#(if(_0,_1,_2),_3,_4) -> if^#(_1,_3,_4), if^#(if(_0,_1,_2),_3,_4) -> if^#(_2,_3,_4), if^#(_0,if(_0,_1,_2),_2) -> if^#(_0,_1,_2), if^#(_0,_1,if(_0,_1,_2)) -> if^#(_0,_1,_2)] TRS = {if(true,_0,_1) -> _0, if(false,_0,_1) -> _1, if(_0,_1,_1) -> _1, if(if(_0,_1,_2),_3,_4) -> if(_0,if(_1,_3,_4),if(_2,_3,_4)), if(_0,if(_0,_1,_2),_2) -> if(_0,_1,_2), if(_0,_1,if(_0,_1,_2)) -> if(_0,_1,_2)} ## Trying with homeomorphic embeddings... Failed! ## Trying with polynomial interpretations... The constraints are satisfied by the polynomials: {if(_0,_1,_2):[_0 * _1 + _0 * _2], false:[1], true:[1], if^#(_0,_1,_2):[_0 + _0 * _1 + _0 * _2]} for all instantiations of the variables with values greater than or equal to mu = 1. 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 = 725