Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: N=2 superalgebra and non-commutative geometry   A construction of supersymmetric field-theoretical models in non-commutative
geometry is reviewed. The underlying superstructure of the models is encoded in
$osp(2,2)$ superalgebra.

28
The categories of this paper are: alg-geom
25
The categories of this paper are: patt-sol
29
The categories of this paper are: funct-an
18
The categories of this paper are: econ
27
The categories of this paper are: comp-gas
30
The categories of this paper are: q-alg
15
The categories of this paper are: nucl-ex
21
The categories of this paper are: adap-org
32
The categories of this paper are: atom-ph
3
The categories of this paper are: physics
6
The categories of this paper are: astro-ph
37
The categories of this paper are: supr-con
9
The categories of this paper are: nlin
36
The categories of this paper are: cmp-lg
33
The categories of this paper are: plasm-ph
0
The categories of this paper are: hep-ph