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On Frobenius extensions of the centralizer matrix algebras

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Abstract

We establish a characterization of when a matrix algebra is a Frobenius extension of its centralizer subalgebra.

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References

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Acknowledgements

The research work was supported by the Fundamental Research Funds for the Central Universities (2022110884). The author is very grateful to Professor Changchang Xi for his suggestion and encouragement.

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  1. School of Mathematics, Shanghai University of Finance and Economics, Shanghai, 200433, China

    Ruipeng Zhu

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  1. Ruipeng Zhu
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Correspondence to Ruipeng Zhu.

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Zhu, R. On Frobenius extensions of the centralizer matrix algebras. Arch. Math. 121, 241–243 (2023). https://doi.org/10.1007/s00013-023-01890-x

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  • DOI: https://doi.org/10.1007/s00013-023-01890-x

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