Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Proper holomorphic self-maps of symmetric powers of balls   We show that each proper holomorphic self map of a symmetric power of the
unit ball is an automorphism naturally induced by an automorphism of the unit
ball, provided the ball is of dimension at least two.

1
The categories of this paper are: cs
0
The categories of this paper are: hep-ph
13
The categories of this paper are: quant-ph
29
The categories of this paper are: funct-an
10
The categories of this paper are: q-bio
19
The categories of this paper are: eess
17
The categories of this paper are: q-fin
22
The categories of this paper are: chao-dyn
7
The categories of this paper are: hep-th
8
The categories of this paper are: hep-ex
9
The categories of this paper are: nlin
27
The categories of this paper are: comp-gas
16
The categories of this paper are: stat
34
The categories of this paper are: chem-ph
35
The categories of this paper are: mtrl-th
14
The categories of this paper are: math-ph