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 17, 2008
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Follow Up, guests, paradoxes
We present a recording of Raymond Smullyan’s lecture at the Gathering for Gardner, March 30, 2008; Newcomb’s paradox really is a stumper.

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April 9, 2008
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Mathfactor Events, The Mathcast, Topology and geometry, answers, guests
Frank Morgan chats about math and gives us the solution to his bubble puzzle. If you’re in the area, don’t miss his lecture, Thursday April 10, at 7:30 pm in POSC 211!

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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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March 26, 2008
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Mathfactor Events, The Mathcast, answers, guests, logic, math puzzles, paradoxes
We discuss, among other things, whether all mathematicians are liars.
Send us your favorite paradoxes of this kind and we’ll report back on April 15.

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March 14, 2008
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The Mathcast, Topology and geometry, answers, guests, math puzzles
Burger answers his puzzle and tells us more…

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March 7, 2008
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Favorites, The Mathcast, Topology and geometry, guests, math puzzles
Prof Ed Burger of Williams College discusses the mathematics of proofs and puzzles, and a problem with his pants.

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