Design and Analysis of Algorithms

CSE 421, Autumn 2009, University of Washington

Group theory and matrix multiplication

Posted by James Lee on October 26, 2009

I mentioned in class that there was a group-theoretic approach to matrix multiplication in O(n^{2+\varepsilon})-time developed by Cohn and Umans.  This followup paper is able to obtain an O(n^{2.41})-time algorithm using the Cohn-Umans framework.

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