Description:A=B, by Petkovsek, Wilf, Zeilberger, is a book about identities, especially identities involving binomial sums and hypergeometric identities, and ways to prove them using computer programs. The entire text may be downloaded from this site in PDF format. Maple and Mathematica programs mentioned in the book may also be downloaded, and a list of errata is available here. With a Foreword by Donald E. Knuth.

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