PROOF.flag_toggle_: law of minebender-game@1.0.0.0
Import: import minebender-game@1.0.0.0/PROOF.bend as PROOF
Lines 239-244 of minebender-game@1.0.0.0/PROOF.bend: https://jend.leeeet.dev/read.txt?path=minebender-game@1.0.0.0/PROOF.bend&start_line=239&end_line=244

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

law flag_toggle_:
  for +g: G.Game
  for +playing: {G.status(g) == T.Playing{} : T.Status}
  for +p: T.Pos
  for +hid: {L.hidden(G.knowledge(g), p) == True{} : Bool}
  {G.flagged(G.step(g, T.Flag{p}), p) == Bool.not(G.flagged(g, p)) : Bool}

Uses (23):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.not
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Empty.absurd
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Equal.sym
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Equal.trans
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/LAWS.bend&name=hidden
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/PROOF.bend&name=lost_ne_playing
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/PROOF.bend&name=won_ne_playing
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/board.bend&name=contains
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/game.bend&name=Game
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/game.bend&name=flag.go
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/game.bend&name=flagged
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/game.bend&name=knowledge
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/game.bend&name=status
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/game.bend&name=step
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/game.bend&name=toggle
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/game.bend&name=unrevealed
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/proof_grid.bend&name=know_hidden
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/proof_grid.bend&name=toggle_self
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/types.bend&name=Action
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/types.bend&name=Pos
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/types.bend&name=Status