Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: The work of Mike Hochman on multidimensional symbolic dynamics and Borel
  dynamics   This paper is based on my April 2018 talk at the Maryland-Penn State dynamics
conference, on the occasion of Mike Hochman receiving the Brin Prize.

13
The categories of this paper are: quant-ph
29
The categories of this paper are: funct-an
12
The categories of this paper are: nucl-th
9
The categories of this paper are: nlin
25
The categories of this paper are: patt-sol
31
The categories of this paper are: ao-sci
11
The categories of this paper are: hep-lat
36
The categories of this paper are: cmp-lg
28
The categories of this paper are: alg-geom
8
The categories of this paper are: hep-ex
18
The categories of this paper are: econ
1
The categories of this paper are: cs
5
The categories of this paper are: gr-qc
23
The categories of this paper are: solv-int
24
The categories of this paper are: dg-ga
32
The categories of this paper are: atom-ph