Journal of Inequalities and Applications
Volume 6 (2000), Issue 2, Pages 227-245

Nonlinear variational inequalities of semilinear parabolic type

Jin-Mun Jeong1 and Jong-Yeoul Park2

1Division of Mathematical Sciences, Pukyong National University, Pusan 608-737, Korea
2Department of Mathematics, Pusan National University, Pusan 609-739, Korea

Received 10 August 1999; Revised 29 October 1999

Copyright © 2000 Jin-Mun Jeong and Jong-Yeoul Park. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


The existence of solutions for the nonlinear functional differential equation governed by the variational inequality is studied. The regularity and a variation of solutions of the equation are also given.