Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Power sum decompositions of defining equations of reflection
  arrangements   We determine the Waring rank of the fundamental skew invariant of any complex
reflection group whose highest degree is a regular number. This includes all
irreducible real reflection groups.

17
The categories of this paper are: q-fin
13
The categories of this paper are: quant-ph
5
The categories of this paper are: gr-qc
20
The categories of this paper are: acc-phys
10
The categories of this paper are: q-bio
15
The categories of this paper are: nucl-ex
35
The categories of this paper are: mtrl-th
19
The categories of this paper are: eess
3
The categories of this paper are: physics
32
The categories of this paper are: atom-ph
27
The categories of this paper are: comp-gas
37
The categories of this paper are: supr-con
7
The categories of this paper are: hep-th
22
The categories of this paper are: chao-dyn
4
The categories of this paper are: cond-mat
29
The categories of this paper are: funct-an