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Lipschitz constants for positive solutions of second-order elliptic equations. (English) Zbl 1196.35091

Summary: We are concerned with positive solutions of second order fully nonlinear elliptic equations. Here we present Lipschitz estimates, in the viscosity setting, and bounds for optimal constants.

MSC:

35J60 Nonlinear elliptic equations
35B09 Positive solutions to PDEs
35D40 Viscosity solutions to PDEs
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