def small_le

bend-collections-laws-crypto@1.0.0.0 · proofs/crypto/secp256k1/consts.bend:51

import Base
import bend-collections-laws-crypto@1.0.0.0/spec/lib/common.bend as C

51# a small closed number below 2^k
52def small_le(+one: Nat, +h1: {one == 1n : Nat}, +k: Nat, +a: Nat, +h: {Nat.is_le(a, C.shift(k, 1n)) == True{} : Bool}) -> {Nat.is_le(a, C.shift(k, one)) == True{} : Bool}:
53  %Equal.sym(Nat, one, 1n, h1) : {Nat.is_le(a, C.shift(k, _)) == True{} : Bool}
54  h