Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Matrix Models and String World Sheet Duality   The scaling limit used recently to derive matrix models, and a certain
analyticity assumption, are invoked to argue that the agreement between some
matrix model calculations and supergravity is a consequence of string world
sheet duality.

33
The categories of this paper are: plasm-ph
29
The categories of this paper are: funct-an
15
The categories of this paper are: nucl-ex
2
The categories of this paper are: math
14
The categories of this paper are: math-ph
28
The categories of this paper are: alg-geom
10
The categories of this paper are: q-bio
16
The categories of this paper are: stat
34
The categories of this paper are: chem-ph
5
The categories of this paper are: gr-qc
4
The categories of this paper are: cond-mat
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The categories of this paper are: solv-int
17
The categories of this paper are: q-fin
9
The categories of this paper are: nlin
21
The categories of this paper are: adap-org
20
The categories of this paper are: acc-phys