PROOF.bitw.ffs_le_fls: def of bend-osdev-algo@0.1.0.0
Import: import bend-osdev-algo@0.1.0.0/PROOF.bend as PROOF
Lines 411-420 of bend-osdev-algo@0.1.0.0/PROOF.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-algo@0.1.0.0/PROOF.bend&start_line=411&end_line=420

import Base
import bend-osdev-algo@0.1.0.0/algo.bend as A

def bitw.ffs_le_fls(n: Nat, w: Word(n)) -> {Nat.is_le(A.bitw.ffs(n, w), A.bitw.fls(n, w)) == True{} : Bool}:
  match n:
    case 0n:
      {==}
    case 1n+ +p:
      match w:
        case WCon{True{}, t}:
          bitw.ffs_le_fls.t(A.bitw.fls(p, t))
        case WCon{False{}, +t}:
          bitw.ffs_le_fls.f(A.bitw.ffs(p, t), A.bitw.fls(p, t), bitw.ffs_le_fls(p, t))

Uses (9):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.is_le
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Word
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Word.Con
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-algo@0.1.0.0/PROOF.bend&name=bitw.ffs_le_fls.f
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-algo@0.1.0.0/PROOF.bend&name=bitw.ffs_le_fls.t
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-algo@0.1.0.0/algo.bend&name=bitw.ffs
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-algo@0.1.0.0/algo.bend&name=bitw.fls