Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: The IceCube Neutrino Observatory, the Pierre Auger Observatory and the
  Telescope Array: Joint Contribution to the 35th International Cosmic Ray
  Conference (ICRC 2017)   Joint contributions of the IceCube Collaboration, the Telescope Array
Collaboration, and the Pierre Auger Collaboration to the 35th International
Cosmic Ray Conference (ICRC 2017), 12-20 July 2017, Bexco, Busan, Korea.

14
The categories of this paper are: math-ph
3
The categories of this paper are: physics
7
The categories of this paper are: hep-th
23
The categories of this paper are: solv-int
29
The categories of this paper are: funct-an
2
The categories of this paper are: math
4
The categories of this paper are: cond-mat
35
The categories of this paper are: mtrl-th
37
The categories of this paper are: supr-con
33
The categories of this paper are: plasm-ph
31
The categories of this paper are: ao-sci
0
The categories of this paper are: hep-ph
10
The categories of this paper are: q-bio
21
The categories of this paper are: adap-org
8
The categories of this paper are: hep-ex
17
The categories of this paper are: q-fin