A-hypergeometric series and the Hasse-Witt matrix of a hypersurface

2016/01/19 by Alan Adolphson, Steven Sperber, Adolphson, Alan +1
Mathematics · #Algebraic Geometry (math.AG) #FOS: Mathematics #math.AG

paper · pdf · doi:10.48550/arxiv.1601.05127

7 pages

arxiv created 2016/01/19 · arxiv updated 2016/01/21

Abstract

We give a short combinatorial proof of the generic invertibility of the Hasse-Witt matrix of a projective hypersurface. We also examine the relationship between the Hasse-Witt matrix and certain A-hypergeometric series, which is what motivated the proof.

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