Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Analytic Estimate of the Order Parameter for Monopole Condensation in
  QCD   The disorder parameter $<\mu>$ for the condensation of monopoles in QCD is
estimated analytically in terms of gauge invariant field strength correlators.
The continuum limit is discussed.

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The categories of this paper are: quant-ph
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The categories of this paper are: nucl-ex
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The categories of this paper are: nucl-th
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The categories of this paper are: dg-ga
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The categories of this paper are: alg-geom
3
The categories of this paper are: physics
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The categories of this paper are: q-alg
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The categories of this paper are: math-ph
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The categories of this paper are: eess
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The categories of this paper are: hep-th
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The categories of this paper are: chem-ph
31
The categories of this paper are: ao-sci
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The categories of this paper are: hep-ph
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The categories of this paper are: patt-sol
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The categories of this paper are: solv-int
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The categories of this paper are: astro-ph