law wk
import lawful-fields@0.1.1.0/proof_cut.bend as ProofCutimport Base
406# A lower bound may be lowered.
407law wk:
408 for +ns: List<&2, Nat>
409 for +a: Nat
410 for +a2: Nat
411 for +b: Nat
412 for +h: {Nat.is_le(a, a2) == True{} : Bool}
413 for +hw: {WN(ns, a2, b) == True{} : Bool}
414 {WN(ns, a, b) == True{} : Bool}