Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Why 'GSA: A Gravitational Search Algorithm' Is Not Genuinely Based on
  the Law of Gravity   Why 'GSA: A Gravitational Search Algorithm' Is Not Genuinely Based on the Law
of Gravity

35
The categories of this paper are: mtrl-th
12
The categories of this paper are: nucl-th
18
The categories of this paper are: econ
17
The categories of this paper are: q-fin
6
The categories of this paper are: astro-ph
13
The categories of this paper are: quant-ph
21
The categories of this paper are: adap-org
22
The categories of this paper are: chao-dyn
27
The categories of this paper are: comp-gas
37
The categories of this paper are: supr-con
34
The categories of this paper are: chem-ph
4
The categories of this paper are: cond-mat
10
The categories of this paper are: q-bio
15
The categories of this paper are: nucl-ex
14
The categories of this paper are: math-ph
16
The categories of this paper are: stat