Proof.perm_value: def of bend-collections-laws-crypto@1.0.0.0
Import: import bend-collections-laws-crypto@1.0.0.0/proofs/math/natural/proof.bend as Proof
Lines 88-89 of bend-collections-laws-crypto@1.0.0.0/proofs/math/natural/proof.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/math/natural/proof.bend&start_line=88&end_line=89

import Base
import bend-collections-laws-crypto@1.0.0.0/spec/math/natural.bend as S
import bend-collections-laws-crypto@1.0.0.0/proofs/math/natural/fact.bend as F

def perm_value(+n: Nat, +k: Nat) -> S.Perm.value(n, k):
  F.perm_ok(n, k)

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/math/natural/fact.bend&name=perm_ok
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/spec/math/natural.bend&name=Perm.value