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- Happy Pi Day! Fun Facts About Our Favorite Irrational Number
Math lovers celebrate today (3/14) as Pi Day, in honor of the irrational number pi. Pi is an irrational number, meaning it cannot be written as a simple fraction. Here are some nerdy facts about the irrational number, to impress your friends as you celebrate Pi Day (which is also Albert Einstein's birthday). A Babylonian tablet from between 1900 and 1680 B.C. calculates pi as 3.125, and the ...
March 14, 2014 - LiveScience.com via Yahoo! News