A Probabilistic Approach to the Equation
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E.B. Dynkin
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Article
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2000
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Elsevier Science
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English
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Let L be a second order elliptic differential operator and let D be an arbitrary open subset of R d . In we introduced a class U 1 (D) of positive solutions of the equation Lu=&u 2 which is in 1 1 correspondence with a convex class H 1 (D) of positive solutions of the equation Lu=0. In the present