Point.base_of: def of bend-collections-laws-crypto@1.0.0.0
Import: import bend-collections-laws-crypto@1.0.0.0/src/crypto/ed25519/point.bend as Point
Lines 181-187 of bend-collections-laws-crypto@1.0.0.0/src/crypto/ed25519/point.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/ed25519/point.bend&start_line=181&end_line=187

import Base

# the base point: y = 4 / 5, x even
def base_of(m: Maybe<&2, Pt>) -> Pt:
  match m:
    case None{}:
      identity()
    case Some{p}:
      p

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/ed25519/point.bend&name=Pt
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/ed25519/point.bend&name=identity