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On a Limit Theorem Related to Probabilistic Representation of Solution to the Cauchy Problem for the Schrödinger Equation


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Abstract

A new method of probabilistic approximation of solution to the Cauchy problem for the unperturbed Schrödinger equation by expectations of functionals of a random walk is suggested. In contrast to earlier papers of the authors, the existence of exponential moment for each step of the random walk is not assumed.

About the authors

I. A. Ibragimov

St.Petersburg Department of the Steklov Mathematical Institute, St. Petersburg State University

Author for correspondence.
Email: ibr32@pdmi.ras.ru
Russian Federation, St. Petersburg

N. V. Smorodina

St.Petersburg Department of the Steklov Mathematical Institute, St. Petersburg State University

Email: ibr32@pdmi.ras.ru
Russian Federation, St. Petersburg

M. M. Faddeev

St. Petersburg State University

Email: ibr32@pdmi.ras.ru
Russian Federation, St. Petersburg

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