Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: The Connection between the Quantum Frequency of Radiation and
  Frequencies of Circling of the Electron in Atom of Hydrogen   The connection between the quantum frequency of radiation by the transition
of the electron from orbit n to orbit k and frequencies of circling of electron
in these orbits for the atom of hydrogen is determined.

10
The categories of this paper are: q-bio
0
The categories of this paper are: hep-ph
8
The categories of this paper are: hep-ex
31
The categories of this paper are: ao-sci
18
The categories of this paper are: econ
7
The categories of this paper are: hep-th
35
The categories of this paper are: mtrl-th
25
The categories of this paper are: patt-sol
9
The categories of this paper are: nlin
30
The categories of this paper are: q-alg
36
The categories of this paper are: cmp-lg
29
The categories of this paper are: funct-an
37
The categories of this paper are: supr-con
19
The categories of this paper are: eess
15
The categories of this paper are: nucl-ex
16
The categories of this paper are: stat