Papers by Fei Xu

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Spectra of tensor triangulated categories over category algebras

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A mini course on category algebras

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Support varieties for transporter category algebras

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Becker-Gottlieb transfer for Hochschild cohomology

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On local categories of finite groups

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Tensor structure on kC-mod and cohomology

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On the cohomology rings of small categories

J. Pure Appl. Algebra 212 (2008), 2555-2569.

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Hochschild and ordinary cohomology rings of small categories

Adv. Math. 219 (2008), 1872-1893.

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Representations of categories and their applications

J. Algebra 317 (2007), 153-183.