Arith.not_lt_le: def of bendtorch-core@0.1.0.0
Import: import bendtorch-core@0.1.0.0/src/storage/arith.bend as Arith
Lines 445-458 of bendtorch-core@0.1.0.0/src/storage/arith.bend: https://jend.leeeet.dev/read.txt?path=bendtorch-core@0.1.0.0/src/storage/arith.bend&start_line=445&end_line=458

import Base

def not_lt_le(+a: Nat, +b: Nat, h: {Nat.is_lt(a, b) == False{} : Bool}) -> {Nat.is_le(b, a) == True{} : Bool}:
  match a:
    case 0n:
      match b:
        case 0n:
          {==}
        case 1n+q:
          Empty.absurd({Nat.is_le(1n+q, 0n) == True{} : Bool}, clash_true(h))
    case 1n+p:
      match b:
        case 0n:
          {==}
        case 1n+q:
          not_lt_le(p, q, h)

Uses (6):
  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_le
  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/storage/arith.bend&name=clash_true