What is the name of this book?: The riddle of Dracula and other logical puzzles

Raymond M Smullyan

Prentice-Hall | 1978 | 241 páginas | djvu - 1,32 Mb

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pdf | 6,7 Mb
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control7.net (link direto)

In his most critically acclaimed work, a celebrated mathematician presents more than 200 increasingly complex and challenging problems — puzzles that delve into some of the deepest paradoxes of logic and set theory. Solutions. "The most original, most profound, and most humorous collection of recreational logic and math problems ever written." — Martin Gardner.