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Join the master sleuth as he and Dr. Watson examine interrupted chess matches at clubs and country homes, examining the pieces' current positions to identify previous moves. Rather …
Mathematics was only one area of interest for Gerolamo Cardano ― the sixteenth-century astrologer, philosopher, and physician was also a prolific author and inveterate gambler. …
42 perplexing puzzles by creator of Alice in Wonderland: Cakes in a Row, Looking-Glass Time, Arithmetical Croquet, Diverse Doublets and others. Hints, solutions. Illustrations by …
In this unique fusion of logical thought and inimitable whimsy, Over 350 ingenious problems involve classical logic: logic is expressed in terms of symbols; syllogisms and the …
A clear-headed command of logic can make the mind powerful enough to outmaneuver the devil himself, according to these intriguing stories. More than 200 puzzles, problems, and …
"An extremely ingenious book which abounds in problems that will keep the reader busy for" hours."--"Manchester GuardianOne of England's greatest inventors of mathematical puzzles, …
Math enthusiasts of all ages will delight in this collection of more than 200 riddles drawn from every mathematical discipline. Only an elementary background is needed to enjoy and …