Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Bougerol's identity in law and extensions   We present a list of equivalent expressions and extensions of Bougerol's
celebrated identity in law, obtained by several authors. We recall well-known
results and the latest progress of the research associated with this celebrated
identity in many directions, we give some new results and possible extensions
and we try to point out open questions.

27
The categories of this paper are: comp-gas
3
The categories of this paper are: physics
8
The categories of this paper are: hep-ex
20
The categories of this paper are: acc-phys
15
The categories of this paper are: nucl-ex
13
The categories of this paper are: quant-ph
18
The categories of this paper are: econ
6
The categories of this paper are: astro-ph
36
The categories of this paper are: cmp-lg
1
The categories of this paper are: cs
21
The categories of this paper are: adap-org
5
The categories of this paper are: gr-qc
33
The categories of this paper are: plasm-ph
10
The categories of this paper are: q-bio
12
The categories of this paper are: nucl-th
29
The categories of this paper are: funct-an