Word.mask: def of bend-collections-laws-math@1.0.0.0
Import: import bend-collections-laws-math@1.0.0.0/proofs/lib/word.bend as Word
Lines 250-252 of bend-collections-laws-math@1.0.0.0/proofs/lib/word.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-math@1.0.0.0/proofs/lib/word.bend&start_line=250&end_line=252

import Base
import bend-collections-laws-math@1.0.0.0/spec/lib/numeric.bend as SNUM

# the low k bits set
def mask(+n: Nat, +k: Nat) -> Word(n):
  SNUM.mask(n, k)

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=Word
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-math@1.0.0.0/spec/lib/numeric.bend&name=mask