EntityQ2916568· pop 11· linked from 19 articlesmutilated chessboard problemSign in to savetiling puzzleConnectionsArtificial intelligenceConceptInternational Standard Book NumberEntityWayback MachineEntitymathematical proofEntitydigital object identifierEntitycreativityEntityknightEntitygroup theoryEntitydominoesEntitycognitive scienceEntityQ180686EntityHerbert SimonEntityJSTOREntitystatistical mechanicsEntityJohn McCarthyEntityGeorge GamowEntitybibcodeEntityQ118398Entityphilosophy of mathematicsEntitychessboardEntityCategoriesLogic puzzlesMathematical chess problemsTiling puzzlesUnsolvable puzzles