A Common Book of Pi
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http://ernie.bgsu.edu/~carother/pi/Pi1.html  


Neal Carothers  
A brief history of extended precision approximations of pi, including Archimedes' method for estimating pi, a proof that pi is irrational, a page full of formulas used to estimate pi over the centuries, and a brief look at a modern algorithm used to compute pi. Also a list of references for further reading and a list of other pages devoted to pi on the Web.  


Levels:  High School (912), College 
Languages:  English 
Resource Types:  Link Listings, Books, Bibliographies 
Math Topics:  Pi, History and Biography 
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