"I know the value of pi (Π), the irrational number you get
when you divide the circumference of a circle by its diameter, as
far as 3.14159; after that, I'm clueless. Recently, French software
engineer Fabrice Bellard calculated the value of pi to 2.7 trillion
numbers — with a souped-up but otherwise ordinary home PC
running Red Hat's Fedora Linux.
"Bellard, best known for being the founding developer of FFMpeg,
the highly respected audio/video program for converting music and
movies from one format to another, took on pi not because he was
"especially interested in the digits of pi", but because he was
interested in "the various algorithms involved to do
arbitrary-precision arithmetic. Optimizing these algorithms to get
good performance is a difficult programming challenge." You can say
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