Boundary Value Problems 
Volume 2006 (2006), Article ID 72012, 15 pages
doi:10.1155/BVP/2006/72012

Boundary regularity of weak solutions to nonlinear elliptic obstacle problems

M. Junxia1 and Chu Yuming2

 1College of Mathematics and Computer Science, Hebei University, Hebei 071002, China
2College of Science, Huzhou University, Zhejiang 313000, China
Received 25 April 2005; Revised 10 September 2005; Accepted 14 September 2005

Abstract

We study the boundary regularity of weak solutions to nonlinear obstacle problem with C1,β-obstacle function, and obtain the Cloc1,α boundary regularity.