Plane Waves and Spherical Means Applied to Partial Differential
Equation

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Klappentext This collection of results on partial differential equations employs certain elementary identities for plane and spherical integrals of an arbitrary function! showing how a variety of results follow from those identities. 1955 edition. Inhaltsverzeichnis I. Decomposition of an Arbitrary Function into Plane WavesII. The Initial Value Problem for Hyperbolic Homogeneous Equations with Constant CoefficientsIII. The Fundamental Solution of a Linear Elliptic Differential Equation with Analytic CoefficientsIV. Identities for Spherical MeansV. The Theorems of Asgeirsson and HowardVI. Determination of a Function from its Integrals over Spheres of a Fixed RadiusVII. Differentiability Properties of Solutions of Elliptic SystemsVIII. Regularity Properties of Integrals of Solutions over Time-like LinesBibliographyIndex