Top.sign_guard: def of bend-collections-laws-crypto@1.0.0.0
Import: import bend-collections-laws-crypto@1.0.0.0/proofs/crypto/ed25519/top.bend as Top
Lines 198-203 of bend-collections-laws-crypto@1.0.0.0/proofs/crypto/ed25519/top.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/crypto/ed25519/top.bend&start_line=198&end_line=203

import Base
import bend-collections-laws-crypto@1.0.0.0/spec/crypto/ed25519.bend as SE

def sign_guard(+one: Nat, +p: Nat, +d: Nat, +h: List<&2, U32>, +msg: List<&2, U32>, +x: List<&2, U32>, +e: {x == SE.sign_body(one, p, d, h, msg) : List<&2, U32>}) -> {x == SE.sign_with(one, p, d, h, msg) : List<&2, U32>}:
  match d:
    case 0n:
      e
    case 1n+ +q:
      e

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/spec/crypto/ed25519.bend&name=sign_body
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/spec/crypto/ed25519.bend&name=sign_with