A favorite dream project of mathematical thinkers is a chess-playing machine. None has been built that will play a full game without human help, but the development of monster electronic computers offers hope that they can be "programmed" (instructed) to match the best moves of a skillful human chess player.
The leading authority on the subject, Dr. Claude E. Shannon of Bell Telephone Laboratories, believes that a computer can playtheoreticallya perfect (unbeatable) game of chess. But on the practical side, no existing or projected computer is fast enough to make the calculations. In planning a typical 40-move game, he figures, the machine...