Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: La conjecture des sous-groupes de surfaces (d'apr\`es Jeremy Kahn et
  Vladimir Markovic)   This is the text of my Bourbaki seminar on the proof of the surface subgroup
conjecture by Jeremy Kahn and Vladimir Markovic.

16
The categories of this paper are: stat
22
The categories of this paper are: chao-dyn
10
The categories of this paper are: q-bio
8
The categories of this paper are: hep-ex
6
The categories of this paper are: astro-ph
1
The categories of this paper are: cs
7
The categories of this paper are: hep-th
24
The categories of this paper are: dg-ga
18
The categories of this paper are: econ
13
The categories of this paper are: quant-ph
30
The categories of this paper are: q-alg
5
The categories of this paper are: gr-qc
21
The categories of this paper are: adap-org
36
The categories of this paper are: cmp-lg
4
The categories of this paper are: cond-mat
25
The categories of this paper are: patt-sol