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Computer Aided Proofs

The economist has a nice article on what it means to prove something. It talks about the proof of the Kepler conjecture being accepted into the Annals of Mathematics and what this means for the future...

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Kruskal Count

♠♡♢♣♤♥♦♧ Murali told us about this amazing card trick his professor did in his statistics class. The professor asked a student to shuffle a deck of cards and then lay all the cards face up in a...

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Serge Lang

(via Desi Pundit) Serge Lang, passed away this week at Yale. He was 78. The Yale Daily News obituary is here. It was impossible for me to learn Algebra from his book, however I think it is the best...

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mathematics and imagination

(via Peter Woit’s weblog) Barry Mazur had a conversation with Peter Pesic On Mathematics, imagination and and the beauty of numbers that will soon be published. A provisional version of the text is...

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Area of a polygon

I was recently asked to find an algorithm to calculate the area of a polygon. I was given the co-ordinates of the vertices in order and I was told to assume that the polygon did not intersect itself. I...

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Silly Links

(Via MetaFilter and L. Spice) The Sarong Theorem Archive is the premier online repository for pictures of mathematicans in sarongs proving theorems. There is also a strange webpage with pictures of...

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