# Revision history of "Quadratic residue"

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**How to Cite This Entry:**

Quadratic residue.

*Encyclopedia of Mathematics.*URL: http://encyclopediaofmath.org/index.php?title=Quadratic_residue&oldid=33286

This article was adapted from an original article by S.A. Stepanov (originator), which appeared in Encyclopedia of Mathematics - ISBN 1402006098. See original article