BendMlBpeTokenizer.lt_up: def of bend-ml-bpe-tokenizer@0.1.3.0
Import: import bend-ml-bpe-tokenizer@0.1.3.0/main.bend as BendMlBpeTokenizer
Lines 583-595 of bend-ml-bpe-tokenizer@0.1.3.0/main.bend: https://jend.leeeet.dev/read.txt?path=bend-ml-bpe-tokenizer@0.1.3.0/main.bend&start_line=583&end_line=595

import Base

# j < i  ->  j < 1 + i
def lt_up(j: Nat, i: Nat, e: {True{} == Nat.is_lt(j, i) : Bool}) -> {True{} == Nat.is_lt(j, 1n+i) : Bool}:
  match j i:
    case 0n 0n:
      %e : BD(_, Unit, {True{} == Nat.is_lt(0n, 1n) : Bool})
      Unit{}
    case 0n 1n+q:
      {==}
    case 1n+p 0n:
      %e : BD(_, Unit, {True{} == Nat.is_lt(1n+p, 1n) : Bool})
      Unit{}
    case 1n+p 1n+q:
      lt_up(p, q, e)

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=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.is_lt
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Unit
  https://jend.leeeet.dev/definition.txt?path=bend-ml-bpe-tokenizer@0.1.3.0/main.bend&name=BD