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A pointwise gradient estimate for solutions of singular and degenerate PDE’s in possibly unbounded domains with nonnegative mean curvature. (English) Zbl 1266.35097

Summary: We consider a singular or degenerate elliptic problem in a proper domain and we prove a gradient bound and some symmetry results.

MSC:

35J70 Degenerate elliptic equations
35J75 Singular elliptic equations
35B45 A priori estimates in context of PDEs
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