Proof.valid_true: law of bend-collections-laws-crypto@1.0.0.0
Import: import bend-collections-laws-crypto@1.0.0.0/proofs/crypto/aead/proof.bend as Proof
Lines 81-87 of bend-collections-laws-crypto@1.0.0.0/proofs/crypto/aead/proof.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/crypto/aead/proof.bend&start_line=81&end_line=87

import Base
import bend-collections-laws-crypto@1.0.0.0/src/crypto/aead.bend as A

law valid_true:
  for +alg: A.Alg
  for +key: List<&2, U32>
  for +nonce: List<&2, U32>
  for +hk: {List.length(&2, U32, key) == A.key_size(alg) : Nat}
  for +hn: {List.length(&2, U32, nonce) == A.nonce_size(alg) : Nat}
  {A.valid(alg, key, nonce) == True{} : Bool}

Uses (13):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Equal.sym
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List.length
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.is_eq
  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/proofs/lib/nat.bend&name=is_eq_refl
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/aead.bend&name=Alg
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/aead.bend&name=key_size
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/aead.bend&name=nonce_size
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/aead.bend&name=valid