Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Cluster Algebras and Symmetries of Regular Tilings   The classification of Grassmannian cluster algebras resembles that of regular
polygonal tilings. We conjecture that this resemblance may indicate a deeper
connection between these seemingly unrelated structures.

21
The categories of this paper are: adap-org
33
The categories of this paper are: plasm-ph
10
The categories of this paper are: q-bio
26
The categories of this paper are: bayes-an
5
The categories of this paper are: gr-qc
6
The categories of this paper are: astro-ph
23
The categories of this paper are: solv-int
22
The categories of this paper are: chao-dyn
16
The categories of this paper are: stat
32
The categories of this paper are: atom-ph
4
The categories of this paper are: cond-mat
35
The categories of this paper are: mtrl-th
37
The categories of this paper are: supr-con
20
The categories of this paper are: acc-phys
36
The categories of this paper are: cmp-lg
9
The categories of this paper are: nlin