Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Wigner's quasidistribution and Dirac's kets   In every state of a quantum particle, Wigner's quasidistribution is the
unique quasidistribution on the phase space with the correct marginal
distributions for position, momentum, and all their linear combinations.

28
The categories of this paper are: alg-geom
33
The categories of this paper are: plasm-ph
18
The categories of this paper are: econ
16
The categories of this paper are: stat
24
The categories of this paper are: dg-ga
12
The categories of this paper are: nucl-th
6
The categories of this paper are: astro-ph
35
The categories of this paper are: mtrl-th
36
The categories of this paper are: cmp-lg
0
The categories of this paper are: hep-ph
23
The categories of this paper are: solv-int
10
The categories of this paper are: q-bio
21
The categories of this paper are: adap-org
34
The categories of this paper are: chem-ph
22
The categories of this paper are: chao-dyn
32
The categories of this paper are: atom-ph