ProofAssist.on_drop: law of minebender-game@1.0.0.0
Import: import minebender-game@1.0.0.0/proof_assist.bend as ProofAssist
Lines 106-112 of minebender-game@1.0.0.0/proof_assist.bend: https://jend.leeeet.dev/read.txt?path=minebender-game@1.0.0.0/proof_assist.bend&start_line=106&end_line=112

import Base
import minebender-game@1.0.0.0/types.bend as T
import minebender-game@1.0.0.0/proof_cells.bend as PS

law on_drop:
  for +w: Nat
  for +h: Nat
  for +ps: List<&2, T.Pos>
  for +i: Nat
  for +on: {PS.allp(~PS.WH, ~PS.onb, PS.WH{w, h}, ps) == True{} : Bool}
  {PS.allp(~PS.WH, ~PS.onb, PS.WH{w, h}, List.drop(&2, T.Pos, ps, i)) == True{} : Bool}

Uses (9):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List.drop
  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/proof_cells.bend&name=WH
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/proof_cells.bend&name=allp
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/proof_cells.bend&name=allp_tail
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/proof_cells.bend&name=onb
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/types.bend&name=Pos