fact: Fixpoint dp_eval φ ν p := match p with | dp_cnst n => n | dp_var v => φ v | dp_par i => ν i | dp_comp do_add p q => dp_eval φ ν p + dp_eval φ ν q | dp_comp do_mul p q => dp_eval φ ν p * dp_eval φ ν q end % Z.
imports: Arith ZArith Lia List Undecidability.Shared.Libs.DLW.Utils(utils_tac utils_list gcd prime php utils_nat) Undecidability.Shared.Libs.DLW.Vec(pos vec) Undecidability.H10.Dio(dio_logic dio_single) Undecidability.H10.ArithLibs(Zp lagrange)