Revista Matemática Iberoamericana

Harmonic polynomials and tangent measures of harmonic measure

Matthew Badger
Source: Rev. Mat. Iberoamericana Volume 27, Number 3 (2011), 841-870.

Abstract

We show that on an NTA domain if each tangent measure to harmonic measure at a point is a polynomial harmonic measure then the associated polynomials are homogeneous. Geometric information for solutions of a two-phase free boundary problem studied by Kenig and Toro is derived.

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Primary Subjects: 28A33, 31A15, 33C55
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Links and Identifiers

Permanent link to this document: http://projecteuclid.org/euclid.rmi/1312906779
Zentralblatt MATH identifier: 05965415
Mathematical Reviews number (MathSciNet): MR2895335


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Revista Matemática Iberoamericana

Revista Matemática Iberoamericana