Journal of Fixed Point Theory and Applications

, Volume 5, Issue 2, pp 353–395

Some remarks on singular solutions of nonlinear elliptic equations. I


DOI: 10.1007/s11784-009-0107-8

Cite this article as:
Caffarelli, L., Li, Y.Y. & Nirenberg, L. J. fixed point theory appl. (2009) 5: 353. doi:10.1007/s11784-009-0107-8


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.

Mathematics Subject Classification (2000).

35J69 58J05 53C21 35J60 


Nonlinear elliptic equations strong maximum principle method of moving planes singular solutions 

Copyright information

© Birkhäuser Verlag Basel/Switzerland 2009

Authors and Affiliations

  1. 1.Department of MathematicsThe University of TexasAustinUSA
  2. 2.Department of MathematicsRutgers UniversityPiscatawayUSA
  3. 3.Courant InstituteNew YorkUSA

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