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Cauchy’s Problem for Harmonic Functions with Entire Data on a Sphere

Published online by Cambridge University Press:  20 November 2018

Dmitry Khavinson*
Affiliation:
Department of Mathematics University of Arkansas Fayetteville, Arkansas 72701 U.S.A., email: dmitry@comp.uark.edu
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Abstract

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We give an elementary potential-theoretic proof of a theorem of G. Johnsson: all solutions of Cauchy’s problems for the Laplace equations with an entire data on a sphere extend harmonically to the whole space RN except, perhaps, for the center of the sphere.

Information

Type
Research Article
Copyright
Copyright © Canadian Mathematical Society 1997