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def decode_u

bend-collections@1.0.0.0 · spec/crypto/secp256k1/curve.bend:285

import bend-collections@1.0.0.0/spec/crypto/secp256k1/curve.bend as Curve
import Base

285def decode_u(+p: Nat, +pre: U32, +x: Nat, +y: Nat) -> Maybe<&2, SPoint>:
286  decompress_if(x, y, Bool.and(Bool.and(U32.is_eq(pre, 4), Bool.and(Nat.is_lt(x, p), Nat.is_lt(y, p))), on_curve(p, x, y)))

Uses (9)

Used by (1)