Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: A characterization of Prym varieties   We prove that Prym varieties of algebraic curves with two smooth fixed points
of involution are exactly the indecomposable principally polarized abelian
varieties whose theta-functions provide explicit formulae for integrable 2D
Schr\"odinger equation.

32
The categories of this paper are: atom-ph
13
The categories of this paper are: quant-ph
24
The categories of this paper are: dg-ga
37
The categories of this paper are: supr-con
30
The categories of this paper are: q-alg
0
The categories of this paper are: hep-ph
12
The categories of this paper are: nucl-th
27
The categories of this paper are: comp-gas
28
The categories of this paper are: alg-geom
1
The categories of this paper are: cs
36
The categories of this paper are: cmp-lg
26
The categories of this paper are: bayes-an
6
The categories of this paper are: astro-ph
11
The categories of this paper are: hep-lat
22
The categories of this paper are: chao-dyn
34
The categories of this paper are: chem-ph