Pi
Last update: Friday 25th of May 2012
The mathematical constant π is an irrational real number, approximately equal to 3.14159, which is the ratio of a circle's circumference to its diameter in Euclidean geometry, and has many uses in mathematics, physics, and engineering. It is also known as Archimedes' constant (not to be confused with an Archimedes number) and as Ludolph's number.
Pi - Wikipedia, the free encyclopedia
The mathematical constant π is an irrational real number, approximately equal to 3.14159, which is the ratio of a circle's circumference to its diameter in Euclidean geometry, and has many uses in ...
Pi (1998)
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PI
Free math lessons and math homework help from basic math to algebra, geometry and beyond. ... Pi is a name given to the ratio of the circumference of a circle to the diameter.
Pi The Movie: Enter
Pi. The motion picture from Artisan Entertainment.
Pi: 3.141592653589793238462643383279502884197169399375105820974944
Paranoia is the belief in a hidden order behind the visible." - Anonymous. JoyOfPi.com The web companion David Blattner's excellent coffeetable book. The Ridiculously Enhanced Pi Page
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