Abstract
We determine the ring structure of the Hochschild cohomology of an integral cyclic algebra by giving a projective bimodule resolution of and calculating cup product by means of a diagonal approximation map.
Acknowledgement
The authors would like to thank the referee for many helpful comments and careful reading of the manuscript.
Citation
Masamitsu Shimakura. Katsunori Sanada. "On the Hochschild cohomology ring of integral cyclic algebras." SUT J. Math. 52 (2) 159 - 179, December 2016. https://doi.org/10.55937/sut/1482246130
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