Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Universal factorial Schur $P,Q$-functions and their duals   We define universal factorial Schur $P,Q$-functions and their duals, which
specialize to generalized (co)-homology "Schubert basis" for loop spaces of the
classical groups. We also investigate some of their properties.

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The categories of this paper are: gr-qc
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The categories of this paper are: q-fin
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The categories of this paper are: plasm-ph
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The categories of this paper are: comp-gas
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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: dg-ga
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The categories of this paper are: eess
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The categories of this paper are: cmp-lg
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The categories of this paper are: hep-lat
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The categories of this paper are: funct-an
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The categories of this paper are: adap-org
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The categories of this paper are: atom-ph
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The categories of this paper are: patt-sol
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The categories of this paper are: acc-phys
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The categories of this paper are: hep-ph