William Duke, Kimberly Spears
Published 2003-11-25Version 1
In this article we define a quadratic symbol for a finite group and prove a law of reciprocity for its value.
Comments: LaTeX, 7 pages, submitted to the MAA Monthly
A generalization of Ramanujan's sum over finite groups
On The Critical Number of Finite Groups (II)
Moonshine for All Finite Groups
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