Necessity of a Wiener type condition for boundary regularity of quasiminimizers and nonlinear elliptic equations |
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Authors: | Jana Björn |
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Institution: | 1.Department of Mathematics,Link?ping University,Link?ping,Sweden |
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Abstract: | We use variational methods to obtain a pointwise estimate near a boundary point for quasisubminimizers of the p-energy integral and other integral functionals in doubling metric measure spaces admitting a p-Poincaré inequality. It implies a Wiener type condition necessary for boundary regularity for p-harmonic functions on metric spaces, as well as for (quasi)minimizers of various integral functionals and solutions of nonlinear
elliptic equations on R
n . |
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Keywords: | Mathematics Subject Classification (2000)" target="_blank">Mathematics Subject Classification (2000) Primary 35J67 Secondary 49N60 35B45 35B65 31C45 |
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