law le_antisymm
import bend-mathlib@0.8.1.0/nat.bend as Natimport Base
430# The order is antisymmetric: a <= b and b <= a imply a = b.
431law le_antisymm:
432 for a: Nat
433 for b: Nat
434 for ab: le(a, b)
435 for ba: le(b, a)
436 {a == b : Nat}