Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Topology of real toric surfaces   We determine the homeomorphism type of the set of real points of a smooth
projective toric surface. This note may serve as an expository introduction to
some of the ideas and techniques in C. Delaunay's work on real toric varieties.

6
The categories of this paper are: astro-ph
35
The categories of this paper are: mtrl-th
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The categories of this paper are: math-ph
23
The categories of this paper are: solv-int
32
The categories of this paper are: atom-ph
27
The categories of this paper are: comp-gas
15
The categories of this paper are: nucl-ex
10
The categories of this paper are: q-bio
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The categories of this paper are: q-fin
12
The categories of this paper are: nucl-th
33
The categories of this paper are: plasm-ph
4
The categories of this paper are: cond-mat
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The categories of this paper are: funct-an
3
The categories of this paper are: physics
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The categories of this paper are: eess
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The categories of this paper are: patt-sol