Abstract
In the present paper we prove that for any open connected set Ω⊂Rn+1, n≥1, and any E⊂∂Ω with Hn(E)<∞, absolute continuity of the harmonic measure ω with respect to the Hausdorff measure on E implies that ω|E is rectifiable. This solves an open problem on harmonic measure which turns out to be an old conjecture even in the planar case n=1.
Original language | English |
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Pages (from-to) | 703-728 |
Number of pages | 26 |
Journal | Geometric and Functional Analysis |
Volume | 26 |
Issue number | 3 |
DOIs | |
Publication status | Published - 16 Jun 2016 |
Externally published | Yes |