Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Bi-hamiltonian Geometry and Separation of Variables for Gaudin Models: a
  case study   We address the study of the classical Gaudin spin model from the
bi-Hamiltonian point of view. We describe in details the sl(2) three particle
case.

1
The categories of this paper are: cs
18
The categories of this paper are: econ
6
The categories of this paper are: astro-ph
32
The categories of this paper are: atom-ph
15
The categories of this paper are: nucl-ex
12
The categories of this paper are: nucl-th
22
The categories of this paper are: chao-dyn
8
The categories of this paper are: hep-ex
17
The categories of this paper are: q-fin
24
The categories of this paper are: dg-ga
2
The categories of this paper are: math
36
The categories of this paper are: cmp-lg
14
The categories of this paper are: math-ph
37
The categories of this paper are: supr-con
31
The categories of this paper are: ao-sci
3
The categories of this paper are: physics