Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: A Linear Sigma Model with Three Flavors and Vector and Axial-Vector
  Mesons   We outline the extension of the globally chirally invariant Nf = 2 linear
sigma model with vector and axial-vector degrees of freedom to Nf=3. We present
preliminary results concerning the scalar meson masses.

37
The categories of this paper are: supr-con
33
The categories of this paper are: plasm-ph
7
The categories of this paper are: hep-th
15
The categories of this paper are: nucl-ex
22
The categories of this paper are: chao-dyn
1
The categories of this paper are: cs
5
The categories of this paper are: gr-qc
4
The categories of this paper are: cond-mat
3
The categories of this paper are: physics
36
The categories of this paper are: cmp-lg
18
The categories of this paper are: econ
31
The categories of this paper are: ao-sci
29
The categories of this paper are: funct-an
9
The categories of this paper are: nlin
25
The categories of this paper are: patt-sol
32
The categories of this paper are: atom-ph