Article ID Journal Published Year Pages File Type
4597903 Journal of Pure and Applied Algebra 2006 11 Pages PDF
Abstract

We show that the graded commutative ring structure of the Hochschild cohomology HH*(A)HH*(A) is trivial in case A is a triangular quadratic string algebra. Moreover, in case A   is gentle, the Lie algebra structure on HH*(A)HH*(A) is also trivial.

Related Topics
Physical Sciences and Engineering Mathematics Algebra and Number Theory
Authors
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