Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: One-Loop Corrections to Five-Gluon Amplitudes   We present the one-loop helicity amplitudes with five external gluons. The
computation employs string-based methods, new techniques for performing tensor
integrals, and improvements in the spinor helicity method.

15
The categories of this paper are: nucl-ex
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The categories of this paper are: atom-ph
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The categories of this paper are: hep-ex
36
The categories of this paper are: cmp-lg
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The categories of this paper are: solv-int
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The categories of this paper are: comp-gas
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The categories of this paper are: nucl-th
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The categories of this paper are: chao-dyn
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The categories of this paper are: plasm-ph
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The categories of this paper are: patt-sol
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The categories of this paper are: quant-ph
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The categories of this paper are: stat
31
The categories of this paper are: ao-sci
37
The categories of this paper are: supr-con
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The categories of this paper are: math-ph
6
The categories of this paper are: astro-ph