English

The cohomology structure of string algebras

K-Theory and Homology 2007-05-23 v1 Rings and Algebras

Abstract

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

Keywords

Cite

@article{arxiv.math/0410123,
  title  = {The cohomology structure of string algebras},
  author = {Juan Carlos Bustamante},
  journal= {arXiv preprint arXiv:math/0410123},
  year   = {2007}
}

Comments

10 pages. Submited for publication