Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Infinitary braid groups   An infinitary version of braid groups has been considered as a direct limit
of n-braid groups. However, we can imagine more complicated braids with
infinitely many strings. We invetisgate basic properties especially when the
number of strings is countable.

22
The categories of this paper are: chao-dyn
26
The categories of this paper are: bayes-an
9
The categories of this paper are: nlin
29
The categories of this paper are: funct-an
17
The categories of this paper are: q-fin
3
The categories of this paper are: physics
1
The categories of this paper are: cs
25
The categories of this paper are: patt-sol
21
The categories of this paper are: adap-org
15
The categories of this paper are: nucl-ex
35
The categories of this paper are: mtrl-th
5
The categories of this paper are: gr-qc
11
The categories of this paper are: hep-lat
23
The categories of this paper are: solv-int
12
The categories of this paper are: nucl-th
33
The categories of this paper are: plasm-ph