“Solvable and unsolvable problems.” In Science News, 31, pp. 7-23.
Melbourne, London, Baltimore: Penguin Books, 1954. 8vo. 137, [2] pp. FIRST EDITION, FIRST PRINTING. Original printed wrappers. UNSOLVABLE PUZZLES TURING, Alan “Solvable and unsolvable problems.” In Science News, 31, pp. 7-23. Melbourne, London, Baltimore: Penguin Books, 1954. 8vo. Original printed wrappers. First printing. This article constitutes a summary of Turing’s..... More