Beurling's projection theorem via one-dimensional Brownian motion

Wendelin Werner

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Source: Crossref

Published: May 1, 1996

DOI: 10.1017/s0305004100074557

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Source abstract

Abstract We prove some elementary intuitive estimates on moving boundaries hitting times by one-dimensional Brownian motion (in ℝ and on the circle). These results give an alternative approach to Beurling's radial projection theorem on harmonic measure in a disc.

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