Mac.bpv: def of bend-collections-laws-crypto@1.0.0.0
Import: import bend-collections-laws-crypto@1.0.0.0/proofs/crypto/poly1305/mac.bend as Mac
Lines 304-305 of bend-collections-laws-crypto@1.0.0.0/proofs/crypto/poly1305/mac.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/crypto/poly1305/mac.bend&start_line=304&end_line=305

import Base
import bend-collections-laws-crypto@1.0.0.0/spec/lib/common.bend as C

def bpv(+one: Nat) -> Nat:
  Nat.sub(C.shift(130n, one), 6n)

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.sub
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/spec/lib/common.bend&name=shift