Hochschild cohomology via incidence algebras

Details Hochschild cohomology via incidence algebras Hochschild cohomology via incidence algebras

2006-11-17

arxiv.org/abs/math/0611542v3

J. Lond. Math. Soc. (2) 77 (2008), no. 2, 465-480

Mathematics

Representation Theory

16 pages, Section 3.2 deleted, Section 4 added

Scientific paper

10.1112/jlms/jdm115

Given an algebra A we associate an incidence algebra A(\Sigma) and compare
their Hochschild cohomology groups.

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