Bits.bit_length_zero: def of bend-collections-laws-math@1.0.0.0
Import: import bend-collections-laws-math@1.0.0.0/proofs/math/natural/bits.bend as Bits
Lines 116-117 of bend-collections-laws-math@1.0.0.0/proofs/math/natural/bits.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-math@1.0.0.0/proofs/math/natural/bits.bend&start_line=116&end_line=117

import Base
import bend-collections-laws-math@1.0.0.0/src/math/natural.bend as M

def bit_length_zero() -> {M.bit_length(0n) == 0n : Nat}:
  {==}

Uses (2):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-math@1.0.0.0/src/math/natural.bend&name=bit_length