Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Parquet Approximation in Large $N$ Matrix Theories   A parquet approximation (generalized ladder diagrams) in matrix models is
considered. By means of numerical calculations we demonstrate that in the large
$N$ limit the parquet approximation gives an excellent agreement with exact
results.

31
The categories of this paper are: ao-sci
12
The categories of this paper are: nucl-th
14
The categories of this paper are: math-ph
2
The categories of this paper are: math
6
The categories of this paper are: astro-ph
5
The categories of this paper are: gr-qc
17
The categories of this paper are: q-fin
9
The categories of this paper are: nlin
33
The categories of this paper are: plasm-ph
20
The categories of this paper are: acc-phys
37
The categories of this paper are: supr-con
21
The categories of this paper are: adap-org
8
The categories of this paper are: hep-ex
32
The categories of this paper are: atom-ph
16
The categories of this paper are: stat
24
The categories of this paper are: dg-ga