Illinois Journal of Mathematics · 2002 · 85 citations · 11 references
Natural SciencesMathematicsProbability TheoryStochastic ProcessesBoundary ConditionsContinuity EquationMetric GeometryEnergy EstimatesMetric Measure SpacesPoincaré InequalitiesQuasi-metric Spaces
A pointwise estimate near a boundary point is obtained for quasiminimizers of the energy integral on a doubling metric measure space admitting a Poincaré inequality. Wiener type conditions sufficient for the (Hölder) continuity of quasiminimizers at a boundary point are also given.
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Sobolev spaces on an arbitrary metric space
Piotr Hajłasz · Potential Analysis · 1996 · 595 citations