(New page: Here is a [http://www.math.purdue.edu/~bell/MA181/challenge.pdf |Challenge Problem] about the sum that converges to <math>\frac{\pi}{4}</math>.)
 
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Here is a [http://www.math.purdue.edu/~bell/MA181/challenge.pdf |Challenge Problem] about the sum that converges to
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Here is a [http://www.math.purdue.edu/~bell/MA181/challenge.pdf | Challenge Problem] about the sum that converges to
 
<math>\frac{\pi}{4}</math>.
 
<math>\frac{\pi}{4}</math>.

Revision as of 09:31, 14 October 2008

Here is a | Challenge Problem about the sum that converges to $ \frac{\pi}{4} $.

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Ph.D. 2007, working on developing cool imaging technologies for digital cameras, camera phones, and video surveillance cameras.

Buyue Zhang