Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: The equation of state of a Bose gas:some analytical results   This is a short review of the main results on the equation of state of a Bose
gas.Some known results are expressed in a new form,and their possible
applications in astrophysics and solid state physics are pointed out.

1
The categories of this paper are: cs
9
The categories of this paper are: nlin
7
The categories of this paper are: hep-th
31
The categories of this paper are: ao-sci
21
The categories of this paper are: adap-org
11
The categories of this paper are: hep-lat
16
The categories of this paper are: stat
32
The categories of this paper are: atom-ph
27
The categories of this paper are: comp-gas
15
The categories of this paper are: nucl-ex
29
The categories of this paper are: funct-an
36
The categories of this paper are: cmp-lg
12
The categories of this paper are: nucl-th
14
The categories of this paper are: math-ph
19
The categories of this paper are: eess
0
The categories of this paper are: hep-ph