W. W. Rouse Ball , H. S. M. Coxeter, "Mathematical Recreations and Essays, 11th Edition"
English | 1947 | ISBN: 0486253570, 1417921269, 1178363791 | 448 pages | PDF | 11 MB
This classic work, first published in 1892, offers scores of stimulating, mind-expanding games and puzzles: arithmetical and geometrical problems, chessboard recreations, magic squares, map-coloring problems, cryptography and cryptanalysis, much more. "A must to add to your mathematics library" — The Mathematics Teacher.
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