Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Braiding for categorical algebras and crossed modules of algebras I:
  Associative and Lie algebras   In this paper we study the categories of braided categorical associative
algebras and braided crossed modules of associative algebras and we relate
these structures with the categories of braided categorical Lie algebras and
braided crossed modules of Lie algebras.

5
The categories of this paper are: gr-qc
27
The categories of this paper are: comp-gas
30
The categories of this paper are: q-alg
10
The categories of this paper are: q-bio
36
The categories of this paper are: cmp-lg
15
The categories of this paper are: nucl-ex
19
The categories of this paper are: eess
24
The categories of this paper are: dg-ga
25
The categories of this paper are: patt-sol
33
The categories of this paper are: plasm-ph
29
The categories of this paper are: funct-an
13
The categories of this paper are: quant-ph
7
The categories of this paper are: hep-th
1
The categories of this paper are: cs
12
The categories of this paper are: nucl-th
4
The categories of this paper are: cond-mat