Abstract.
We study strong maximum principles for singular solutions of nonlinear elliptic and degenerate elliptic equations of second order. An application is given on symmetry of positive solutions in a punctured ball using the method of moving planes.
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Dedicated to Felix Browder on his 80th birthday
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Caffarelli, L., Li, Y.Y. & Nirenberg, L. Some remarks on singular solutions of nonlinear elliptic equations. I. J. fixed point theory appl. 5, 353–395 (2009). https://doi.org/10.1007/s11784-009-0107-8
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DOI: https://doi.org/10.1007/s11784-009-0107-8