Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Time desynchronization and Ehrenfest paradox   One of the kinematical effects that give raise to the principle of relativity
is time desynchronization of moving clocks. The detailed analysis of this
phenomenon is of great importance for leading us to the right (and new)
solution of Ehrenfest paradox.

6
The categories of this paper are: astro-ph
16
The categories of this paper are: stat
8
The categories of this paper are: hep-ex
9
The categories of this paper are: nlin
26
The categories of this paper are: bayes-an
27
The categories of this paper are: comp-gas
14
The categories of this paper are: math-ph
36
The categories of this paper are: cmp-lg
25
The categories of this paper are: patt-sol
13
The categories of this paper are: quant-ph
34
The categories of this paper are: chem-ph
1
The categories of this paper are: cs
35
The categories of this paper are: mtrl-th
31
The categories of this paper are: ao-sci
11
The categories of this paper are: hep-lat
18
The categories of this paper are: econ