Bellard's formula

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Bellard's formula, as used by PiHex, the now-completed distributed computing project, is used to calculate the nth digit of π in base 2. It is a faster version (about 43% faster[1]) of the Bailey–Borwein–Plouffe formula.

Bellard's formula was discovered by Fabrice Bellard in 1997.

Formula[edit]

Notes[edit]

  1. ^ PiHex Credits

External links[edit]