Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: On the Chow ring of the stack of rational nodal curves   The goal of this paper is to compute the rational Chow ring of the stack
consisting of nodal curves of genus 0 with at most 3 nodes: it is a Q-algebra
with 10 generators and 11 relations.

23
The categories of this paper are: solv-int
10
The categories of this paper are: q-bio
21
The categories of this paper are: adap-org
0
The categories of this paper are: hep-ph
8
The categories of this paper are: hep-ex
22
The categories of this paper are: chao-dyn
37
The categories of this paper are: supr-con
34
The categories of this paper are: chem-ph
1
The categories of this paper are: cs
32
The categories of this paper are: atom-ph
29
The categories of this paper are: funct-an
35
The categories of this paper are: mtrl-th
12
The categories of this paper are: nucl-th
28
The categories of this paper are: alg-geom
16
The categories of this paper are: stat
5
The categories of this paper are: gr-qc