F64conv.pn: def of bend-collections-laws-math@1.0.0.0
Import: import bend-collections-laws-math@1.0.0.0/proofs/math/typed/f64conv.bend as F64conv
Lines 227-232 of bend-collections-laws-math@1.0.0.0/proofs/math/typed/f64conv.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-math@1.0.0.0/proofs/math/typed/f64conv.bend&start_line=227&end_line=232

import Base
import bend-collections-laws-math@1.0.0.0/spec/math/f64.bend as SF
import bend-collections-laws-math@1.0.0.0/src/math/num.bend as NE

def pn(+b: Bool, +n: Nat) -> {SF.pick(Result<&2, &2, NE.NumError, Nat>, b, Done{n}, Fail{NE.Overflow{}}) == SF.pick(Result<&2, &2, NE.NumError, Nat>, Bool.not(b), Fail{NE.Overflow{}}, Done{n}) : Result<&2, &2, NE.NumError, Nat>}:
  match b:
    case True{}:
      {==}
    case False{}:
      {==}

Uses (6):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.not
  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/spec/math/f64.bend&name=pick
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-math@1.0.0.0/src/math/num.bend&name=NumError