SKOROKHOD PROBLEM - ELEMENTARY PROOF OF THE AZEMA-YOR
FORMULA
Abstract: Let
be a centered probability measure with the finite second moment. Let the
stopping time
for the Brownian motion
be defined as

where

is a barycenter function of measure

Azema and Yor [1] have shown that

has then the distribution

and

This paper contains an elementary proof
of this result.
2000 AMS Mathematics Subject Classification: Primary: -; Secondary: -;
Key words and phrases: -