September 17, 2009
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Favorites, Morris, The Mathcast, guests, math puzzles
Kyle and Chaim get into trouble with their wives and Mathfactor correspondent, Stephen Morris, discusses the Kate Bush Conjecture and And The Clocks Struck Thirteen
Oh by the way, would you like a cool Math Factor Poster? Click on this to download:

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December 1, 2008
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Favorites, The Mathcast, logic, math puzzles, toys and math products
Our favorite new and not-so-new products of 2008!

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Check out these great gifts!
- Zome is an incredibly powerful construction system!
- the great puzzles of Puzzellation (available at Barnes and Nobles)
- The terrific puzzle computer game DROD
- The Magic Mirror Image Coloring Book
- The Riddles of the Sphinx by David J Bodycombe, an amazing compendium of puzzles, of hundreds of kinds, at all levels of difficulty, with historical essays to boot!
- Which leads us to Nikoli, the great Japanese puzzle co! (Rules can be found here)
- The Princeton Companion to Mathematics is a landmark classic. A must-have for every serious student, researcher or amateur.
- How Round is Your Circle just one of the many fantastic titles out on Princeton University Press
- AK Peters is another fantastic press, with a wide range of interesting math and CS titles, including, ahem, the Symmetries of Things.
- Binary Arts/ThinkFun is another source of great puzzles!
- And the authors Martin Gardner and Ivan Moscovitch are always fantastic!
Hope this helps and have fun!! Let us know how it works out!
Happy Holidays from the Math Factor!
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August 12, 2008
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Favorites, The Mathcast, Topology and geometry, guests, infinity, logic, math puzzles, numbers, paradoxes

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Dana Richards, editor of The Colossal Book of Short Puzzles and Problems discusses the amazing Martin Gardner and his legacy!
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July 30, 2008
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Favorites, Topology and geometry, guests

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M.C. Escher expert Doris Schattschneider, author of Visions of Symmetry, sits down with us in Leeuwarden Friesland, Escher’s boyhood hometown, to discuss his life and work.
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July 9, 2008
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Favorites, The Mathcast, guests, math puzzles, numbers

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Art Benjamin, mathemagician at Harvey Mudd, staggers, astounds and entertains!
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May 29, 2008
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Favorites, The Mathcast, guests, math puzzles
Eric Demaine of MIT will control your minds across all time and all space!
Not surprisingly, we suppose, this trick is closely related to an important mathematical tool of the telecommunications industry:
Gray Codes are tremendously useful; a great, very readable discussion is in Chapter 2 of Martin Gardner’s Knotted Donuts and Other Mathematical Entertainments.

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May 21, 2008
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Favorites, Mathfactor Events, The Mathcast, Topology and geometry, guests, toys and math products

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Now, really, tell me, what good is a podcast if you can’t promote your beautiful new book?
We are very very pleased to announce the publication of The Symmetries of Things, a comprehensive, modern account of the mathematics of symmetry, complete with over 1000 illustrations!

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May 5, 2008
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Favorites, The Mathcast, guests, numbers
Neil Sloane of ATT Labs shares some his favorite integer sequences from his online encyclopedia!
Recaman’s Sequence is especially perplexing! Sloane asks: does every number eventually appear?
(No one yet knows the answer!)

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April 18, 2008
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Favorites, The Mathcast, guests, math puzzles
Mathematics writer Barry Cipra shows us Tag Deal, a simple but perplexing puzzle with cards.

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April 1, 2008
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Favorites, The Mathcast, Topology and geometry, guests
Frank Morgan of Williams College asks “What is the shape of a double bubble?”

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photo: Jeff Bauer
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