Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Covering Numbers in Linear Algebra   We compute the minimal cardinality of a covering (resp. an irredundant
covering) of a vector space over an arbitrary field by proper linear subspaces.
Analogues for affine linear subspaces are also given.

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The categories of this paper are: q-bio
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The categories of this paper are: adap-org
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The categories of this paper are: chem-ph
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The categories of this paper are: plasm-ph
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The categories of this paper are: nucl-ex
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The categories of this paper are: funct-an
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The categories of this paper are: patt-sol
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The categories of this paper are: nlin
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The categories of this paper are: hep-lat
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The categories of this paper are: bayes-an
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The categories of this paper are: cond-mat
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The categories of this paper are: q-fin
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The categories of this paper are: nucl-th
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The categories of this paper are: atom-ph
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The categories of this paper are: gr-qc
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The categories of this paper are: solv-int