PROOF.ur.r22: def of bend-osdev-u32@0.1.0.0
Import: import bend-osdev-u32@0.1.0.0/PROOF.bend as PROOF
Lines 1529-1531 of bend-osdev-u32@0.1.0.0/PROOF.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-u32@0.1.0.0/PROOF.bend&start_line=1529&end_line=1531

import Base
import bend-osdev-u32@0.1.0.0/LAWS.bend as Laws

def ur.r22() -> {Nat.mul(1n, 0n) == 0n : Nat}:
  %Equal.sym(Nat, Nat.mul(1n, 0n), 0n, Laws.nat_mul_zero(1n)) : {_ == 0n : Nat}
  {==}

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Equal.sym
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.mul
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-u32@0.1.0.0/LAWS.bend&name=nat_mul_zero