ProofSpeed.none_set: law of minebender-game@1.0.0.0
Import: import minebender-game@1.0.0.0/proof_speed.bend as ProofSpeed
Lines 168-179 of minebender-game@1.0.0.0/proof_speed.bend: https://jend.leeeet.dev/read.txt?path=minebender-game@1.0.0.0/proof_speed.bend&start_line=168&end_line=179

import Base
import minebender-game@1.0.0.0/types.bend as T
import minebender-game@1.0.0.0/board.bend as B
import minebender-game@1.0.0.0/solver.bend as S

# Assigning an unassigned cell of the board uses up one unassigned cell...
law none_set:
  for +w: Nat
  for +h: Nat
  for +part: T.Grid(Maybe<&2, Bool>)
  for +x: Nat
  for +y: Nat
  for +b: Bool
  for +sh: {B.shaped(Maybe<&2, Bool>, w, h, part) == True{} : Bool}
  for +on: {B.on_board(w, h, T.Pos{x, y}) == True{} : Bool}
  for +fr: {S.look(part, T.Pos{x, y}) == None{} : Maybe<&2, Bool>}
  {S.part_none(part) == 1n+S.part_none(B.set_at(Maybe<&2, Bool>, part, T.Pos{x, y}, Some{b})) : Nat}

Uses (16):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List.set
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/board.bend&name=on_board
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/board.bend&name=set_at
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/board.bend&name=shaped
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/proof_lists.bend&name=row_of
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/proof_speed.bend&name=cell_none
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/proof_speed.bend&name=none_go
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/proof_speed.bend&name=row_get
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/proof_speed.bend&name=row_none_set
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/solver.bend&name=look
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/solver.bend&name=part_none
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/types.bend&name=Grid
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/types.bend&name=Pos