Fixgen.lt1: def of bend-collections-laws-math@1.0.0.0
Import: import bend-collections-laws-math@1.0.0.0/proofs/math/typed/fixgen.bend as Fixgen
Lines 134-139 of bend-collections-laws-math@1.0.0.0/proofs/math/typed/fixgen.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-math@1.0.0.0/proofs/math/typed/fixgen.bend&start_line=134&end_line=139

import Base
import bend-collections-laws-math@1.0.0.0/proofs/lib/nat.bend as N

def lt1(+n: Nat, +h: {Nat.is_lt(n, 1n) == True{} : Bool}) -> {n == 0n : Nat}:
  match n:
    case 0n:
      {==}
    case 1n+ +p:
      Empty.absurd({1n+p == 0n : Nat}, N.lt_zero_absurd(p, h))

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Empty.absurd
  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_lt
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-math@1.0.0.0/proofs/lib/nat.bend&name=lt_zero_absurd