# Difference between revisions of "Srinivasa Ramanujan"

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− | ''Srinivasa Ramanujan'' was an Indian [[mathematician]], 1887-1920, noted for his work in [[number theory]]. | + | ''Srinivasa Ramanujan'' was an Indian [[mathematician]], 1887-1920, noted for his work in [[number theory]] and [[combinatorics]]. |

− | Among his many accomplishments | + | Among his many accomplishments are the formula |

− | <math>\frac{1}{\pi} = \frac{2\sqrt{2}}{9801} \sum^\infty_{k=0} \frac{(4k)!(1103+26390k)}{(k!)^4 396^{4k}}</math>. | + | <math>\frac{1}{\pi} = \frac{2\sqrt{2}}{9801} \sum^\infty_{k=0} \frac{(4k)!(1103+26390k)}{(k!)^4 396^{4k}}</math> |

+ | |||

+ | and the explicit formula for the [[partitions|partition function]]. | ||

==Links== | ==Links== |

## Latest revision as of 22:16, 24 February 2007

*Srinivasa Ramanujan* was an Indian mathematician, 1887-1920, noted for his work in number theory and combinatorics.

Among his many accomplishments are the formula

and the explicit formula for the partition function.

## Links

- Biography of Ramanujan on MacTutor.

*This article is a stub. Help us out by expanding it.*