proposition: Lemma bool_rect_nodep_const {P x b} : BoolFacts.Bool.bool_rect_nodep P x x b = x.
proof: Proof. destruct b; reflexivity. Qed.
imports: Fiat.Common.Coq__8_4__8_5__Compat Coq.ZArith.ZArith Coq.Classes.Morphisms Fiat.Parsers.Reflective.Syntax Fiat.Parsers.Reflective.Semantics Fiat.Parsers.Reflective.PartialUnfold Fiat.Parsers.Reflective.SyntaxEquivalence Fiat.Parsers.Reflective.Morphisms Fiat.Common.List.ListFacts Fiat.Common.Equality