Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Clifford theory for cocentral extensions   The classical Clifford correspondence for normal subgroups is considered in
the more general setting of semisimple Hopf algebras. We prove that this
correspondence still holds if the extension determined by the normal Hopf
subalgebra is cocentral.

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The categories of this paper are: cond-mat
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The categories of this paper are: solv-int
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The categories of this paper are: hep-th
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The categories of this paper are: dg-ga
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The categories of this paper are: bayes-an
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The categories of this paper are: eess
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The categories of this paper are: cmp-lg
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The categories of this paper are: hep-lat
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The categories of this paper are: patt-sol
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The categories of this paper are: hep-ph
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The categories of this paper are: nucl-th
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The categories of this paper are: cs
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The categories of this paper are: gr-qc
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The categories of this paper are: funct-an
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The categories of this paper are: q-bio
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The categories of this paper are: comp-gas