Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Low-dimensional homology groups of mapping class groups: a survey   In this survey paper, we give a complete list of known results on the first
and the second homology groups of surface mapping class groups. Some known
results on higher (co)homology are also mentioned.

14
The categories of this paper are: math-ph
35
The categories of this paper are: mtrl-th
22
The categories of this paper are: chao-dyn
12
The categories of this paper are: nucl-th
28
The categories of this paper are: alg-geom
3
The categories of this paper are: physics
13
The categories of this paper are: quant-ph
18
The categories of this paper are: econ
26
The categories of this paper are: bayes-an
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The categories of this paper are: astro-ph
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The categories of this paper are: chem-ph
19
The categories of this paper are: eess
36
The categories of this paper are: cmp-lg
1
The categories of this paper are: cs
8
The categories of this paper are: hep-ex
10
The categories of this paper are: q-bio