Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: On actions of connected algebraic groups   We obtain a version of the theorem of the square and a local structure result
for actions of connected algebraic groups on seminormal varieties in
characteristic 0, and arbitrary varieties in positive characteristics.

34
The categories of this paper are: chem-ph
9
The categories of this paper are: nlin
4
The categories of this paper are: cond-mat
33
The categories of this paper are: plasm-ph
13
The categories of this paper are: quant-ph
29
The categories of this paper are: funct-an
8
The categories of this paper are: hep-ex
10
The categories of this paper are: q-bio
31
The categories of this paper are: ao-sci
26
The categories of this paper are: bayes-an
14
The categories of this paper are: math-ph
27
The categories of this paper are: comp-gas
36
The categories of this paper are: cmp-lg
25
The categories of this paper are: patt-sol
23
The categories of this paper are: solv-int
5
The categories of this paper are: gr-qc