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def enc_c

bend-collections@1.0.0.0 · src/crypto/secp256k1/point.bend:209

import bend-collections@1.0.0.0/src/crypto/secp256k1/point.bend as Point
import Base
import bend-collections@1.0.0.0/src/crypto/secp256k1/field.bend as F
import bend-collections@1.0.0.0/src/crypto/secp256k1/bytes.bend as B

209# SEC 1 section 2.3.3
210def enc_c(a: Affine) -> List<&2, U32>:
211  match a:
212    case Affine{x, +y}: U32.from_nat(Nat.add(F.parity(y), 2n)) <> B.to_be(x)

Uses (7)

Used by (1)