law won_iff_

minebender-game@1.0.0.0 · proof_laws.bend:335

import Base
import minebender-game@1.0.0.0/types.bend as T
import minebender-game@1.0.0.0/game.bend as G
import minebender-game@1.0.0.0/LAWS.bend as L

335law won_iff_:
336  for +w: Nat
337  for +h: Nat
338  for +layout: T.Grid(Bool)
339  for shape: {L.shaped(Bool, w, h, layout) == True{} : Bool}
340  for +g: G.Game
341  for r: L.Reachable(w, h, layout, g)
342  {L.is_won(G.status(g)) == L.all_safe_revealed(G.knowledge(g), layout) : Bool}