Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Superspaces for heterotic pure spinor string compactifications   We study supersymmetry conditions for the heterotic pure superstring
preserving and N=1 supersymmetry in four dimensions directly from the curved
superspace defined by the Berkovits-Howe constraints.

1
The categories of this paper are: cs
6
The categories of this paper are: astro-ph
35
The categories of this paper are: mtrl-th
17
The categories of this paper are: q-fin
31
The categories of this paper are: ao-sci
14
The categories of this paper are: math-ph
18
The categories of this paper are: econ
28
The categories of this paper are: alg-geom
33
The categories of this paper are: plasm-ph
15
The categories of this paper are: nucl-ex
26
The categories of this paper are: bayes-an
20
The categories of this paper are: acc-phys
16
The categories of this paper are: stat
21
The categories of this paper are: adap-org
13
The categories of this paper are: quant-ph
8
The categories of this paper are: hep-ex