NatProofs.lt_true: def of bendtorch-core@0.1.0.0
Import: import bendtorch-core@0.1.0.0/src/shape/nat_proofs.bend as NatProofs
Lines 20-29 of bendtorch-core@0.1.0.0/src/shape/nat_proofs.bend: https://jend.leeeet.dev/read.txt?path=bendtorch-core@0.1.0.0/src/shape/nat_proofs.bend&start_line=20&end_line=29

import Base
import bendtorch-core@0.1.0.0/src/shape/core.bend as Shape

def lt_true(+a: Nat, +b: Nat, bound: Shape.LT(a, b)) -> {True{} == Nat.is_lt(a, b) : Bool}:
  match a b:
    case 0n 0n:
      match bound:
    case 0n 1n+q:
      {==}
    case 1n+p 0n:
      match bound:
    case 1n+p 1n+q:
      lt_true(p, q, bound)

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=Nat.is_lt
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/shape/core.bend&name=LT