Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Nonresonant smooth integrable Hamiltonian systems which don't admit a
  local smooth Birkhoff normal form   This small note has been withdrawn by the author. The main result of the
note, with a corrected proof written in collaboration with a collegue, will be
part of a joint work.

15
The categories of this paper are: nucl-ex
34
The categories of this paper are: chem-ph
6
The categories of this paper are: astro-ph
16
The categories of this paper are: stat
7
The categories of this paper are: hep-th
5
The categories of this paper are: gr-qc
26
The categories of this paper are: bayes-an
37
The categories of this paper are: supr-con
21
The categories of this paper are: adap-org
29
The categories of this paper are: funct-an
32
The categories of this paper are: atom-ph
13
The categories of this paper are: quant-ph
10
The categories of this paper are: q-bio
24
The categories of this paper are: dg-ga
1
The categories of this paper are: cs
14
The categories of this paper are: math-ph