proposition: Lemma exp_Ropp : forall x y : Rdefinitions.R, Rdefinitions.Rinv (Rtrigo_def.exp x) = Rtrigo_def.exp (Rdefinitions.Ropp x).
proof: Proof. hammer. Restart. srun eauto use: Rpower.exp_Ropp. Qed.
imports: Hammer(Hammer) Arith List