Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Mapping properties of fundamental operators in harmonic analysis related
  to Bessel operators   We prove sharp power-weighted strong type, weak type and restricted weak type
inequalities for the heat and Poisson integral maximal operators, Riesz
transform and a Littlewood-Paley type square function, emerging naturally in
the harmonic analysis related to Bessel operators.

30
The categories of this paper are: q-alg
26
The categories of this paper are: bayes-an
17
The categories of this paper are: q-fin
0
The categories of this paper are: hep-ph
32
The categories of this paper are: atom-ph
6
The categories of this paper are: astro-ph
19
The categories of this paper are: eess
15
The categories of this paper are: nucl-ex
34
The categories of this paper are: chem-ph
1
The categories of this paper are: cs
23
The categories of this paper are: solv-int
33
The categories of this paper are: plasm-ph
37
The categories of this paper are: supr-con
21
The categories of this paper are: adap-org
16
The categories of this paper are: stat
9
The categories of this paper are: nlin