proposition: Lemma prime1543 : prime 1543.
proof: Proof. apply (Pocklington_refl (Pock_certif 1543 3 ((257, 1)::(2,1)::nil) 1) ((Proof_certif 257 prime257) :: (Proof_certif 2 prime2) :: nil)). enc (refl_equal true). Qed.
imports: List ZArith Coqprime(ZCAux) Pock