Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Anosov Structure on Margulis Space Time   In this paper we describe the stable and unstable leaves for the geodesic
flow on the space of non-wandering spacelike geodesics of a Margulis Space Time
and prove contraction properties of the leaves under the flow. We also show
that monodromy of Margulis Space Times are "Anosov representations in non
semi-simple Lie groups".

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The categories of this paper are: chem-ph
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The categories of this paper are: patt-sol
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The categories of this paper are: hep-ph
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The categories of this paper are: atom-ph
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The categories of this paper are: nlin
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The categories of this paper are: hep-lat
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The categories of this paper are: cond-mat
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The categories of this paper are: nucl-th
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The categories of this paper are: gr-qc
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The categories of this paper are: hep-th
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The categories of this paper are: q-fin
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The categories of this paper are: funct-an
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The categories of this paper are: solv-int
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The categories of this paper are: bayes-an
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The categories of this paper are: acc-phys
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The categories of this paper are: supr-con