Cohomology ring of differential operator rings

2010/03/16 by Graciela Carboni, Carboni, Graciela, Jorge A. Guccione +3
Mathematics · #16E40 #16S32 #FOS: Mathematics #K-Theory and Homology (math.KT) #math.KT #msc:16E40 #msc:16S32

paper · pdf · doi:10.48550/arxiv.1003.3052

20 pages

arxiv created 2010/03/16 · arxiv updated 2010/03/17

Abstract

We compute the multiplicative structure in the Hocshchild cohomology ring of a differential operators ring and the cap product of Hochschild cohomology on the Hochschild homology.

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