Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Kinetic Brownian motion on the diffeomorphism group of a closed
  Riemannian manifold   We define kinetic Brownian motion on the diffeomorphism group of a closed
Riemannian manifold, and prove that it provides an interpolation between the
hydrodynamic flow of a fluid and a Brownian-like flow.

8
The categories of this paper are: hep-ex
27
The categories of this paper are: comp-gas
30
The categories of this paper are: q-alg
23
The categories of this paper are: solv-int
7
The categories of this paper are: hep-th
12
The categories of this paper are: nucl-th
35
The categories of this paper are: mtrl-th
11
The categories of this paper are: hep-lat
24
The categories of this paper are: dg-ga
16
The categories of this paper are: stat
28
The categories of this paper are: alg-geom
21
The categories of this paper are: adap-org
18
The categories of this paper are: econ
19
The categories of this paper are: eess
25
The categories of this paper are: patt-sol
9
The categories of this paper are: nlin