Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Global contact and quasiconformal mappings of Carnot groups   We show that globally defined quasiconformal mappings of rigid Carnot groups
are affine, but that globally defined contact mappings of rigid Carnot groups
need not be quasiconformal, and a fortiori not affine.

31
The categories of this paper are: ao-sci
34
The categories of this paper are: chem-ph
14
The categories of this paper are: math-ph
33
The categories of this paper are: plasm-ph
18
The categories of this paper are: econ
21
The categories of this paper are: adap-org
26
The categories of this paper are: bayes-an
28
The categories of this paper are: alg-geom
11
The categories of this paper are: hep-lat
30
The categories of this paper are: q-alg
6
The categories of this paper are: astro-ph
1
The categories of this paper are: cs
3
The categories of this paper are: physics
25
The categories of this paper are: patt-sol
0
The categories of this paper are: hep-ph
16
The categories of this paper are: stat