Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Every infinitely edge-connected graph contains the Farey graph or
  $T_{\aleph_0}\!\ast t$ as a minor   We show that every infinitely edge-connected graph contains the Farey graph
or $T_{\aleph_0}\!\ast t$ as a minor. These two graphs are unique with this
property up to minor-equivalence.

18
The categories of this paper are: econ
26
The categories of this paper are: bayes-an
11
The categories of this paper are: hep-lat
31
The categories of this paper are: ao-sci
27
The categories of this paper are: comp-gas
37
The categories of this paper are: supr-con
1
The categories of this paper are: cs
10
The categories of this paper are: q-bio
4
The categories of this paper are: cond-mat
12
The categories of this paper are: nucl-th
9
The categories of this paper are: nlin
0
The categories of this paper are: hep-ph
25
The categories of this paper are: patt-sol
6
The categories of this paper are: astro-ph
34
The categories of this paper are: chem-ph
20
The categories of this paper are: acc-phys