Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: On freely indecomposable measures   We show that a probability measure is not a nontrivial free additive
convolution if it puts no mass in an interval whose endpoints are atoms. The
analogous results for free multiplicative convolutions are proved as well. The
proofs use analytic subordination.

17
The categories of this paper are: q-fin
27
The categories of this paper are: comp-gas
18
The categories of this paper are: econ
31
The categories of this paper are: ao-sci
33
The categories of this paper are: plasm-ph
15
The categories of this paper are: nucl-ex
30
The categories of this paper are: q-alg
7
The categories of this paper are: hep-th
5
The categories of this paper are: gr-qc
0
The categories of this paper are: hep-ph
22
The categories of this paper are: chao-dyn
29
The categories of this paper are: funct-an
32
The categories of this paper are: atom-ph
10
The categories of this paper are: q-bio
6
The categories of this paper are: astro-ph
34
The categories of this paper are: chem-ph