proposition: Lemma N_of_bitseq_nseq_false : forall k, N_of_bitseq (nseq k false) = N0.
proof: Proof. by elim. Qed.
imports: mathcomp(ssreflect ssrfun ssrbool eqtype ssrnat seq choice) mathcomp(fintype tuple) BinPos BinNat PArith ssr_ext