Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Lorentz Violation at One Loop   The proof of one-loop renormalizability of the general Lorentz- and
CPT-violating extension of quantum electrodynamics is described. Application of
the renormalization-group method is discussed and implications for theory and
experiment are considered.

6
The categories of this paper are: astro-ph
25
The categories of this paper are: patt-sol
15
The categories of this paper are: nucl-ex
1
The categories of this paper are: cs
24
The categories of this paper are: dg-ga
12
The categories of this paper are: nucl-th
9
The categories of this paper are: nlin
34
The categories of this paper are: chem-ph
32
The categories of this paper are: atom-ph
23
The categories of this paper are: solv-int
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The categories of this paper are: eess
20
The categories of this paper are: acc-phys
21
The categories of this paper are: adap-org
37
The categories of this paper are: supr-con
33
The categories of this paper are: plasm-ph
2
The categories of this paper are: math