Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: When LP is the Cure for Your Matching Woes: Approximating Stochastic
  Matchings   This results in this paper have been merged with the result in
arXiv:1002.3763v1
  The authors would like to withdraw this version.
  Please see arXiv:1008.5356v1 for the merged version.

3
The categories of this paper are: physics
9
The categories of this paper are: nlin
27
The categories of this paper are: comp-gas
5
The categories of this paper are: gr-qc
22
The categories of this paper are: chao-dyn
17
The categories of this paper are: q-fin
37
The categories of this paper are: supr-con
31
The categories of this paper are: ao-sci
16
The categories of this paper are: stat
33
The categories of this paper are: plasm-ph
35
The categories of this paper are: mtrl-th
6
The categories of this paper are: astro-ph
19
The categories of this paper are: eess
15
The categories of this paper are: nucl-ex
4
The categories of this paper are: cond-mat
13
The categories of this paper are: quant-ph