Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Invariant systems and character sheaves for graded Lie algebras   In this paper we explain how to construct all the character sheaves for type
I graded classical Lie algebras which we expect to be cuspidal. A new
ingredient is the use of invariant systems of differential equations.

12
The categories of this paper are: nucl-th
32
The categories of this paper are: atom-ph
6
The categories of this paper are: astro-ph
23
The categories of this paper are: solv-int
24
The categories of this paper are: dg-ga
1
The categories of this paper are: cs
13
The categories of this paper are: quant-ph
0
The categories of this paper are: hep-ph
36
The categories of this paper are: cmp-lg
29
The categories of this paper are: funct-an
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The categories of this paper are: stat
19
The categories of this paper are: eess
17
The categories of this paper are: q-fin
34
The categories of this paper are: chem-ph
31
The categories of this paper are: ao-sci
18
The categories of this paper are: econ