A WZ proof of Ramanujan's Formula for Pi
Combinatorics
2008-02-03 v1
Abstract
Ramanujan's series for Pi, that appeared in his famous letter to Hardy, is given a one-line WZ proof.
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@article{arxiv.math/9306213,
title = {A WZ proof of Ramanujan's Formula for Pi},
author = {Shalosh B. Ekhad and Doron Zeilberger},
journal= {arXiv preprint arXiv:math/9306213},
year = {2008}
}
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