Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Local and global solutions for some parabolic nonlocal problems   We study local and global existence of solutions for some semilinear
parabolic initial boundary value problems with autonomous nonlinearities having
a "Newtonian" nonlocal term.

23
The categories of this paper are: solv-int
34
The categories of this paper are: chem-ph
6
The categories of this paper are: astro-ph
10
The categories of this paper are: q-bio
30
The categories of this paper are: q-alg
5
The categories of this paper are: gr-qc
12
The categories of this paper are: nucl-th
3
The categories of this paper are: physics
1
The categories of this paper are: cs
37
The categories of this paper are: supr-con
13
The categories of this paper are: quant-ph
18
The categories of this paper are: econ
27
The categories of this paper are: comp-gas
35
The categories of this paper are: mtrl-th
11
The categories of this paper are: hep-lat
25
The categories of this paper are: patt-sol