Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Convergence properties and compactifications   In this paper, we will use investigate the existence of compactifications
with particular convergence properties - pseudoradial, radial, sequential and
Fr\'echet-Urysohn - through the use of spoke systems.

33
The categories of this paper are: plasm-ph
26
The categories of this paper are: bayes-an
6
The categories of this paper are: astro-ph
19
The categories of this paper are: eess
1
The categories of this paper are: cs
28
The categories of this paper are: alg-geom
24
The categories of this paper are: dg-ga
25
The categories of this paper are: patt-sol
36
The categories of this paper are: cmp-lg
20
The categories of this paper are: acc-phys
3
The categories of this paper are: physics
11
The categories of this paper are: hep-lat
17
The categories of this paper are: q-fin
12
The categories of this paper are: nucl-th
35
The categories of this paper are: mtrl-th
22
The categories of this paper are: chao-dyn