Instruct: Identify the main and secondary category of Arxiv papers based on the titles
Query: Binarity, activity and metallicity among late-type stars I. Methodology
  and application to HD 27536 and HD 216803
1
The categories of this paper are: cs
2
The categories of this paper are: math
29
The categories of this paper are: funct-an
3
The categories of this paper are: physics
33
The categories of this paper are: plasm-ph
5
The categories of this paper are: gr-qc
13
The categories of this paper are: quant-ph
7
The categories of this paper are: hep-th
15
The categories of this paper are: nucl-ex
21
The categories of this paper are: adap-org
16
The categories of this paper are: stat
22
The categories of this paper are: chao-dyn
35
The categories of this paper are: mtrl-th
25
The categories of this paper are: patt-sol
0
The categories of this paper are: hep-ph
30
The categories of this paper are: q-alg