Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: A two-loop induced neutrino mass model, dark matter, and LFV processes
  $\ell_i \to \ell_j \gamma$, and $\mu e \to e e$ in a hidden local $U(1)$
  symmetry
16
The categories of this paper are: stat
25
The categories of this paper are: patt-sol
37
The categories of this paper are: supr-con
21
The categories of this paper are: adap-org
20
The categories of this paper are: acc-phys
1
The categories of this paper are: cs
15
The categories of this paper are: nucl-ex
6
The categories of this paper are: astro-ph
19
The categories of this paper are: eess
14
The categories of this paper are: math-ph
4
The categories of this paper are: cond-mat
18
The categories of this paper are: econ
10
The categories of this paper are: q-bio
33
The categories of this paper are: plasm-ph
12
The categories of this paper are: nucl-th
35
The categories of this paper are: mtrl-th