Proof.Perm.permutation: def of bend-collections-laws-math@1.0.0.0
Import: import bend-collections-laws-math@1.0.0.0/proofs/math/random/proof.bend as Proof
Lines 32-33 of bend-collections-laws-math@1.0.0.0/proofs/math/random/proof.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-math@1.0.0.0/proofs/math/random/proof.bend&start_line=32&end_line=33

import Base
import bend-collections-laws-math@1.0.0.0/src/math/u64.bend as W
import bend-collections-laws-math@1.0.0.0/spec/math/random.bend as SRM
import bend-collections-laws-math@1.0.0.0/proofs/math/random/shuffle.bend as SH

def Perm.permutation(~S: Data, ~next: S -> W.U64 & S, +s: S, +n: Nat, +i: Nat) -> SRM.Perm.permutation(~S, ~next, s, n, i):
  SH.perm_perm(~S, ~next, s, n, i)

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-math@1.0.0.0/proofs/math/random/shuffle.bend&name=perm_perm
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-math@1.0.0.0/spec/math/random.bend&name=Perm.permutation
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-math@1.0.0.0/src/math/u64.bend&name=U64