Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Sum rules for spin asymmetries   Starting from rotational invariance we derive sum rules for the single-spin
asymmetries in inclusive production and binary processes. We also get sum rules
for spin correlation parameters in elastic pp-scattering.

23
The categories of this paper are: solv-int
12
The categories of this paper are: nucl-th
10
The categories of this paper are: q-bio
24
The categories of this paper are: dg-ga
34
The categories of this paper are: chem-ph
16
The categories of this paper are: stat
22
The categories of this paper are: chao-dyn
17
The categories of this paper are: q-fin
37
The categories of this paper are: supr-con
8
The categories of this paper are: hep-ex
29
The categories of this paper are: funct-an
14
The categories of this paper are: math-ph
5
The categories of this paper are: gr-qc
35
The categories of this paper are: mtrl-th
30
The categories of this paper are: q-alg
28
The categories of this paper are: alg-geom