Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: The Mechanics of the Systems of Structured Particles   The mechanics of the structured particles develops. The substantiation of
applicability of such mechanics for the description of processes of evolution
in open nonequilibrium systems is offered. The consequences following from the
equations of dynamics of structured particles are analyzed.

31
The categories of this paper are: ao-sci
6
The categories of this paper are: astro-ph
11
The categories of this paper are: hep-lat
29
The categories of this paper are: funct-an
7
The categories of this paper are: hep-th
28
The categories of this paper are: alg-geom
19
The categories of this paper are: eess
10
The categories of this paper are: q-bio
5
The categories of this paper are: gr-qc
17
The categories of this paper are: q-fin
16
The categories of this paper are: stat
15
The categories of this paper are: nucl-ex
23
The categories of this paper are: solv-int
26
The categories of this paper are: bayes-an
37
The categories of this paper are: supr-con
12
The categories of this paper are: nucl-th