A non-tangential limit theorem

zbMath0608.31004MaRDI QIDQ1086393

Rainer Wittmann

Publication date: 1987

Published in: Osaka Journal of Mathematics (Search for Journal in Brave)

zbMATH Keywords

non-tangential limituniform Harnack inequalityharmonic spacepositive harmonic function

Mathematics Subject Classification ID

Boundary value problems for second-order elliptic equations (35J25) Boundary behavior of harmonic functions in higher dimensions (31B25) Harmonic, subharmonic, superharmonic functions on other spaces (31C05) Boundary behavior (theorems of Fatou type, etc.) of harmonic functions in two dimensions (31A20)

Related Items (4)

Nicht-tangentiales Randverhalten von harmonischen Funktionen in irregulären Randpunkten. (Non-tangential boundary behaviour of harmonic functions in irregular boundary points) ⋮ Uniform domains and quasiconformal mappings on the Heisenberg group ⋮ Regular domains in homogeneous groups ⋮ Boundary behavior of nonnegative solutions of subelliptic equations in NTA domains for Carnot-Carathéodory metrics

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