east_villager 10 февраля 2013 г., 03:42 Пожаловаться Reductio ad absurdum, which Euclid loved so much, is one of a mathematician's finest weapons. It is a far finer gambit than any chess play: a chess player may offer the sacrifice of a pawn or even a piece, but a mathematician offers the game. Fermat's Enigma: The Epic Quest to Solve the World's Greatest Mathematical Problem Simon Singh 4,7