Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: A further note on the inverse nodal problem and Ambarzumyan problem for
  the p-Laplacian   In this note, we extend some results in a previous paper on the inverse nodal
problem and Ambarzumyan problem for the p-Laplacian to periodic or
anti-periodic boundary conditions, and to L^1 potentials.

1
The categories of this paper are: cs
11
The categories of this paper are: hep-lat
17
The categories of this paper are: q-fin
24
The categories of this paper are: dg-ga
0
The categories of this paper are: hep-ph
8
The categories of this paper are: hep-ex
14
The categories of this paper are: math-ph
15
The categories of this paper are: nucl-ex
25
The categories of this paper are: patt-sol
7
The categories of this paper are: hep-th
19
The categories of this paper are: eess
5
The categories of this paper are: gr-qc
21
The categories of this paper are: adap-org
22
The categories of this paper are: chao-dyn
10
The categories of this paper are: q-bio
23
The categories of this paper are: solv-int