Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Nonvanishing of algebraic entropy for geometrically finite groups of
  isometries of Hadamard manifolds   We prove that any geometrically finite (nonelementary) group of isometries of
a pinched Hadamard manifold has uniform exponential growth.

22
The categories of this paper are: chao-dyn
12
The categories of this paper are: nucl-th
9
The categories of this paper are: nlin
20
The categories of this paper are: acc-phys
10
The categories of this paper are: q-bio
6
The categories of this paper are: astro-ph
13
The categories of this paper are: quant-ph
1
The categories of this paper are: cs
26
The categories of this paper are: bayes-an
31
The categories of this paper are: ao-sci
3
The categories of this paper are: physics
30
The categories of this paper are: q-alg
27
The categories of this paper are: comp-gas
37
The categories of this paper are: supr-con
29
The categories of this paper are: funct-an
33
The categories of this paper are: plasm-ph