Collected over several years by Peter Winkler, of Bell Labs, dozens of elegant, intriguing challenges are presented in Mathematical Puzzles. The answers are easy to explain, but without this book, devilishly hard to find. Creative reasoning is the key to these puzzles. No involved computation or higher mathematics is necessary, but your ability to construct a mathematical proof...(展开全部)

Collected over several years by Peter Winkler, of Bell Labs, dozens of elegant, intriguing challenges are presented in Mathematical Puzzles. The answers are easy to explain, but without this book, devilishly hard to find. Creative reasoning is the key to these puzzles. No involved computation or higher mathematics is necessary, but your ability to construct a mathematical proof...(展开全部)

Only an elementary knowledge of math is needed to enjoy this entertaining compilation of brain-teasers. It includes a mixture of old and new riddles covering a variety of mathematical topics: money, speed, plane and solid geometry, probability, topology, tricky puzzles and more. Carefully explained solutions follow each problem. 65 black-and-white illustrations.

A marvelously varied assortment of brain teasers! Regarded as the outstanding puzzle collection in the history of Russian mathematics, The Moscow Puzzles offers stimulating entertainment that will challenge your problem-solving skills! This is, quite simply, the best and most popular puzzle book ever published in the Soviet Union. Since its first appearance in 1956 there have b...(展开全部)

Gardner's second collection of amusing, thought-provoking problems and puzzles from Loyd's Cyclopedia -- perhaps the most exciting collection of puzzles ever assembled in one volume. Arithmetic, algebra, speed and distance problems, game theory, counter and sliding block problems, similar topics. 166 problems. 150 original drawings, diagrams.

Malba Tahan is the creation of a celebrated Brazilian mathematician who was looking for a way to bring some of the mysteries and delights of mathematics to a wider public. He turned out to be a born storyteller. The adventures of Beremiz Samir, The Man Who Counted, take the reader on an exotic journey in which, time and again, he summons his extraordinary mathematical powers to...(展开全部)

In this bestselling compilation of essays, written in the clear-eyed, uncompromising language for which he is famous, Orwell discusses with vigor such diverse subjects as his boyhood schooling, the Spanish Civil War, Henry Miller, British imperialism, and the profession of writing.

In this bestselling compilation of essays, written in the clear-eyed, uncompromising language for which he is famous, Orwell discusses with vigor such diverse subjects as his boyhood schooling, the Spanish Civil War, Henry Miller, British imperialism, and the profession of writing.

Between 1937 and 1941 British writer Ernest Basil Charles Thornett wrote several puzzle-oriented mysteries that until now have only been available in the UK. Using the pseudonym Rupert Penny and the first person friend of Police Inspector, Tony Purdon, the author takes you to the stodgiest of English manors where murder dwells, if not reigns. Inspector Beale must use all of his...(展开全部)

Between 1937 and 1941 British writer Ernest Basil Charles Thornett wrote several puzzle-oriented mysteries that until now have only been available in the UK. Using the pseudonym Rupert Penny and the first person friend of Police Inspector, Tony Purdon, the author takes you to the stodgiest of English manors where murder dwells, if not reigns. Inspector Beale must use all of his...(展开全部)