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Hochschild cohomology of special biserial algebras

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Abstract

Based on a four-term exact sequence, the formulae on the dimensions of the first and the second Hochschild cohomology groups of special biserial algebras with normed bases are obtained in terms of combinatorics.

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Correspondence to Yun-ge Xu.

Additional information

This work was partially supported by the National Natural Science Foundation of China (Grant No. 10501010) and the Important Foundation of Hubei Provincial Department of Education (D200510005)

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Xu, Yg. Hochschild cohomology of special biserial algebras. SCI CHINA SER A 50, 1117–1128 (2007). https://doi.org/10.1007/s11425-007-0063-y

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  • DOI: https://doi.org/10.1007/s11425-007-0063-y

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