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Deduction of L. Hörmander's extension of Ásgeirsson's mean value theorem |
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| Authors: | Norbert Ortner |
| Institution: | Universität Innsbruck, Institut für Technische Mathematik, Techniker str. 13, Innsbruck 6020, Austria |
| Abstract: | L. Hörmander's extension of Ásgeirsson's mean value theorem states that if u is a solution of the inhomogeneous ultrahyperbolic equation (Δx−Δy)u=f,  ,  , then  |
| Keywords: | 35L82 35B05 35E99 35C05 |
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