Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Odd Parity Superconductivity in Heavy Fermion UPd_2Al_3   The simple argument given in the previous version "that almost certainly
restricts heavy fermion UPd_2Al_3 to be an odd parity superconductor with a
single component order parameter" is not correct.

16
The categories of this paper are: stat
37
The categories of this paper are: supr-con
26
The categories of this paper are: bayes-an
18
The categories of this paper are: econ
27
The categories of this paper are: comp-gas
12
The categories of this paper are: nucl-th
7
The categories of this paper are: hep-th
31
The categories of this paper are: ao-sci
36
The categories of this paper are: cmp-lg
15
The categories of this paper are: nucl-ex
28
The categories of this paper are: alg-geom
10
The categories of this paper are: q-bio
20
The categories of this paper are: acc-phys
35
The categories of this paper are: mtrl-th
14
The categories of this paper are: math-ph
6
The categories of this paper are: astro-ph