Dennis Shasha, author of The Puzzler’s Elusion explains how his finger multiplication works!

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Dennis Shasha, puzzle columnist for Scientific American, asks about a curious way to multiply numbers on your fingers.

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(We sent this out as an email, if we have your address, but in many cases it was blocked as mathspam) ========== Greetings From the Math Factor ========== ========== mathfactor.uark.edu ========== We love hearing from our listeners, and enjoy the great ideas and

The ‘expected’ answer is not always the one people choose: Dennis Shasha explains that psychology plays a role in the answer to last week’s puzzle.

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Dennis Shasha answers his cake conundrum and poses a new puzzle: should you switch envelopes given the chance?

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Dennis Shasha, author of Puzzles for Programmers and Pros joins us once again, posing a cake conundrum!

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After explaining how the Princess escaped, we pose a simple puzzle from Dennis Shasha’s new book Puzzles for Programmers and Pros. (In the next post we’ll say a little more about the princess.)

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Dennis Shasha answers his puzzle.

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Dennis Shasha, author of the “Puzzler's Elusion” gives us a new puzzle.

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