Inverse.unwrap: def of bend-collections-laws-math@1.0.0.0
Import: import bend-collections-laws-math@1.0.0.0/proofs/math/natural/inverse.bend as Inverse
Lines 122-127 of bend-collections-laws-math@1.0.0.0/proofs/math/natural/inverse.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-math@1.0.0.0/proofs/math/natural/inverse.bend&start_line=122&end_line=127

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

def unwrap(r: Result<&2, &2, M.MathError, Nat>) -> Nat:
  match r:
    case Done{v}:
      v
    case Fail{e}:
      0n

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=Result
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-math@1.0.0.0/src/math/natural.bend&name=MathError