Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: On monoidal functors between (braided) Gr-categories   In this paper, we state and prove precise theorems on the classification of
the category of (braided) categorical groups and their (braided) monoidal
functors, and some applications obtained from the basic studies on monoidal
functors between categorical groups.

6
The categories of this paper are: astro-ph
8
The categories of this paper are: hep-ex
15
The categories of this paper are: nucl-ex
11
The categories of this paper are: hep-lat
4
The categories of this paper are: cond-mat
36
The categories of this paper are: cmp-lg
34
The categories of this paper are: chem-ph
29
The categories of this paper are: funct-an
13
The categories of this paper are: quant-ph
19
The categories of this paper are: eess
5
The categories of this paper are: gr-qc
31
The categories of this paper are: ao-sci
18
The categories of this paper are: econ
25
The categories of this paper are: patt-sol
0
The categories of this paper are: hep-ph
14
The categories of this paper are: math-ph