We consider two overdetermined boundary value problems as variants on J. Serrin's 1971 classical results and prove in both cases that the domains must be Euclidean balls.
Submitted February 13, 2001. Published June 6, 2001.
Math Subject Classifications: 35N05, 35N10.
Key Words: Overdetermined problems, maximum principles.
Show me the PDF file (161K), TEX file, and other files for this article.
|Tewodros Amdeberhan |
DeVry College of Technology
North Brunswick NJ 08902, USA
Return to the EJDE web page