Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Multiple Positive solutions of a $(p_1,p_2)$-Laplacian system with
  nonlinear BCs   Using the theory of fixed point index, we discuss existence, non-existence,
localization and multiplicity of positive solutions for a $(p_1,p_2)$-Laplacian
system with nonlinear Robin and/or Dirichlet type boundary conditions. We give
an example to illustrate our theory.

27
The categories of this paper are: comp-gas
7
The categories of this paper are: hep-th
18
The categories of this paper are: econ
17
The categories of this paper are: q-fin
33
The categories of this paper are: plasm-ph
36
The categories of this paper are: cmp-lg
30
The categories of this paper are: q-alg
11
The categories of this paper are: hep-lat
22
The categories of this paper are: chao-dyn
34
The categories of this paper are: chem-ph
0
The categories of this paper are: hep-ph
16
The categories of this paper are: stat
13
The categories of this paper are: quant-ph
19
The categories of this paper are: eess
1
The categories of this paper are: cs
31
The categories of this paper are: ao-sci