What is BBP?

BBP is a formula discovered in 1995 by Simon Plouffe. The formula is named after David H. Bailey, Peter Borwein, and Simon Plouffe. More on Wikipedia »

The BBP algorithm is very powerful because it let you calculate the nth pi digit without the need to store the previous n-1th digits. In this website is avaiable three141, a ruby porting of the bbp algorithm.

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I created this website and the gem Three141 just because I want to, not for money. However if the gem satisfies you or if you found here useful informations consider a little donation.

Links

• Simon Plouffe
• David H. Bailey
• Peter Borwein

The Pi Trivia Game

How much do you really know about the Pi? It is time to discover your knowledge about this number with this well done Pi Trivia Game made by 25 questions picked randomly from a wide questions database. I’m currently improving my score day by day so I’m not going to post it right now :)