Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Complex Eigenfrequencies of Some Axially Symmetrical Bodies   The complex eigenfrequencies of a perfectly conducting cone, truncated cone,
and finite circular cylinder are determined using the time-domain integral
equation method and the Prony technique.

11
The categories of this paper are: hep-lat
20
The categories of this paper are: acc-phys
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The categories of this paper are: dg-ga
37
The categories of this paper are: supr-con
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The categories of this paper are: solv-int
18
The categories of this paper are: econ
33
The categories of this paper are: plasm-ph
0
The categories of this paper are: hep-ph
17
The categories of this paper are: q-fin
15
The categories of this paper are: nucl-ex
25
The categories of this paper are: patt-sol
36
The categories of this paper are: cmp-lg
4
The categories of this paper are: cond-mat
16
The categories of this paper are: stat
10
The categories of this paper are: q-bio
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The categories of this paper are: quant-ph