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def bitw.fls_zero.m

bend-osdev-algo@0.1.0.0 · PROOF.bend:342

import bend-osdev-algo@0.1.0.0/PROOF.bend as PROOF
import Base
import bend-osdev-algo@0.1.0.0/algo.bend as A

342def bitw.fls_zero.m(m: Nat, b: Bool, e: {A.bitw.fls.step(m, b) == 0n : Nat}) -> {m == 0n : Nat}:
343  match m:
344    case 0n:
345      {==}
346    case 1n+k:
347      Empty.absurd({1n+k == 0n : Nat}, absurd.sz(1n+k, e))

Uses (5)

Used by (1)