Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Poisson measure as a spectral measure of a family of commuting
  selfadjoint operators, connected with some moment problem   It is proved that the Poisson measure is a spectral measure of some family of
commuting selfadjoint operators acting on a space constructed from some
generalization of the moment problem.

21
The categories of this paper are: adap-org
33
The categories of this paper are: plasm-ph
23
The categories of this paper are: solv-int
25
The categories of this paper are: patt-sol
1
The categories of this paper are: cs
8
The categories of this paper are: hep-ex
16
The categories of this paper are: stat
6
The categories of this paper are: astro-ph
27
The categories of this paper are: comp-gas
19
The categories of this paper are: eess
18
The categories of this paper are: econ
30
The categories of this paper are: q-alg
12
The categories of this paper are: nucl-th
17
The categories of this paper are: q-fin
36
The categories of this paper are: cmp-lg
20
The categories of this paper are: acc-phys