Wide.last: def of bend-collections-laws-math@1.0.0.0
Import: import bend-collections-laws-math@1.0.0.0/proofs/lib/lemmas/src/wide.bend as Wide
Lines 17-28 of bend-collections-laws-math@1.0.0.0/proofs/lib/lemmas/src/wide.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-math@1.0.0.0/proofs/lib/lemmas/src/wide.bend&start_line=17&end_line=28

import Base

def last(n: Nat, w: Word(n)) -> Bool:
  match n:
    case 0n:
      False{}
    case 1n+0n:
      match w:
        case WCon{b, tail}:
          b
    case 1n+1n+p:
      match w:
        case WCon{b, tail}:
          last(1n+p, tail)

Uses (4):
  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=Word
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Word.Con