A spigot algorithm is an algorithm which generates digits of a quantity one at a time without using or requiring previously computed
digits. Amazingly, spigot algorithms are known for
both pi and * e*.

# Spigot Algorithm

## See also

BBP Formula, Digit-Extraction Algorithm## Explore with Wolfram|Alpha

## References

Borwein, J. and Bailey, D.*Mathematics by Experiment: Plausible Reasoning in the 21st Century.*Wellesley, MA: A K Peters, p. 140, 2003.

## Referenced on Wolfram|Alpha

Spigot Algorithm## Cite this as:

Weisstein, Eric W. "Spigot Algorithm."
From *MathWorld*--A Wolfram Web Resource. https://mathworld.wolfram.com/SpigotAlgorithm.html