Spectral approach to derive the representation formulae for solutions of the wave equation (Q443077)
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scientific article; zbMATH DE number 6063477
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Spectral approach to derive the representation formulae for solutions of the wave equation |
scientific article; zbMATH DE number 6063477 |
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Spectral approach to derive the representation formulae for solutions of the wave equation (English)
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6 August 2012
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Summary: Using spectral properties of the Laplace operator and some structural formula for rapidly decreasing functions of the Laplace operator, we offer a novel method to derive explicit formulae for solutions to the Cauchy problem for classical wave equation in arbitrary dimensions. Among them are the well-known d'Alembert, Poisson, and Kirchhoff representation formulae in low space dimensions.
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