def sub_tight

bend-collections-laws-crypto@1.0.0.0 · proofs/crypto/curve25519/proof.bend:57

import Base
import bend-collections-laws-crypto@1.0.0.0/spec/crypto/curve25519/field.bend as FS
import bend-collections-laws-crypto@1.0.0.0/src/crypto/curve25519/field.bend as F
import bend-collections-laws-crypto@1.0.0.0/proofs/crypto/curve25519/fieldops.bend as FO

57def sub_tight(+one: Nat, +h1: {one == 1n : Nat}, +a: List<&2, U32>, +b: List<&2, U32>, +ha: {FS.tight(a) == True{} : Bool}, +hb: {FS.tight(b) == True{} : Bool}) -> FS.Sub.tight(one, h1, a, b, ha, hb):
58  tight_of(F.sub(a, b), FO.sub_okb(one, h1, a, b, ok(a, ha), ok(b, hb)))