Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: About the domino problem in the hyperbolic plane from an algorithmic
  point of view   In this paper, we prove that the general problem of tiling the hyperbolic
plane with \`a la Wang tiles is undecidable.

14
The categories of this paper are: math-ph
26
The categories of this paper are: bayes-an
18
The categories of this paper are: econ
21
The categories of this paper are: adap-org
32
The categories of this paper are: atom-ph
19
The categories of this paper are: eess
24
The categories of this paper are: dg-ga
34
The categories of this paper are: chem-ph
0
The categories of this paper are: hep-ph
3
The categories of this paper are: physics
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
30
The categories of this paper are: q-alg
15
The categories of this paper are: nucl-ex
17
The categories of this paper are: q-fin