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\author
{Aurel Stan}
\address{Department of Mathematics,
The Ohio State University, Marion, OH 43302}
\email{stan.7@osu.edu}

\begin{document}
\title
{PROBABILITY MEASURES WITH \\ A SQUARE SUMMABLE SUPPORT}


\thanks{}
%\subjclass[2000]{Primary: 26A15; Secondary: 40A05 }
%\keywords{Real functions, sequences, compactness}%up to five keywords




\begin{abstract}


We present a characterization of probability measures, on $R^d$,
with a square summable support in terms of their preservation
operators and the commutators between their annihilation and
creation operators.

\end{abstract}

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\newtheorem{obs}[thm]{Observation}

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\end{document}

{\centerline{Aurel Stan Assistant Professor of Mathematics \\
 \\
 \\
 \\
}}

Abstract
