law sub_lt

bend-mathlib@0.8.1.0 · nat.bend:2950

import Base

2950# Subtracting a positive amount from a positive number decreases it: (1 + n) - (1 + m) < 1 + n.
2951law sub_lt:
2952  for n: Nat
2953  for m: Nat
2954  lt(Nat.sub(1n+n, 1n+m), 1n+n)