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On Continuous and Differential Hochschild Cohomology

✍ Scribed by Françcois Nadaud


Book ID
110251758
Publisher
Springer
Year
1999
Tongue
English
Weight
108 KB
Volume
47
Category
Article
ISSN
0377-9017

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On Hochschild Cohomology of Preprojectiv
✍ Karin Erdmann; Nicole Snashall 📂 Article 📅 1998 🏛 Elsevier Science 🌐 English ⚖ 273 KB

We study the Hochschild cohomology of a finite-dimensional preprojective algebra; this is periodic by a result of A. Schofield. We determine the ring structure of the Hochschild cohomology ring given by the Yoneda product. As a result we obtain an explicit presentation by generators and relations.