Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: On elliptic boundary value problems of order 2m in cylindrical domain of
  large size   This paper is concerned with the convergence of the solution of general
elliptic boundary value problems in cylindrical domain, when some directions of
the domain go to infinity.

25
The categories of this paper are: patt-sol
5
The categories of this paper are: gr-qc
16
The categories of this paper are: stat
22
The categories of this paper are: chao-dyn
14
The categories of this paper are: math-ph
0
The categories of this paper are: hep-ph
35
The categories of this paper are: mtrl-th
27
The categories of this paper are: comp-gas
23
The categories of this paper are: solv-int
20
The categories of this paper are: acc-phys
7
The categories of this paper are: hep-th
18
The categories of this paper are: econ
21
The categories of this paper are: adap-org
34
The categories of this paper are: chem-ph
29
The categories of this paper are: funct-an
17
The categories of this paper are: q-fin