PROOF.nat_add_zero: def of bend-osdev-aead@0.1.0.0
Import: import bend-osdev-aead@0.1.0.0/PROOF.bend as PROOF
Lines 75-81 of bend-osdev-aead@0.1.0.0/PROOF.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-aead@0.1.0.0/PROOF.bend&start_line=75&end_line=81

import Base

def nat_add_zero(x: Nat) -> {x == Nat.add(x, 0n) : Nat}:
  match x:
    case 0n:
      {==}
    case 1n+p:
      %nat_add_zero(p) : {1n+p == 1n+_ : Nat}
      {==}

Uses (2):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.add