Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: The integrals in Gradshteyn and Ryzhik. Part 7: Elementary examples   The classical table of integrals by I. S. Gradshteyn and I. M. Ryzhik
contains some elementary integrals. We discuss their evaluations.

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The categories of this paper are: cond-mat
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The categories of this paper are: math-ph
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The categories of this paper are: cmp-lg
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The categories of this paper are: nucl-th
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The categories of this paper are: supr-con
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The categories of this paper are: chao-dyn
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The categories of this paper are: stat
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The categories of this paper are: gr-qc
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The categories of this paper are: hep-ex
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The categories of this paper are: dg-ga
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The categories of this paper are: hep-th
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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: mtrl-th
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The categories of this paper are: hep-ph
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The categories of this paper are: eess