Springer Iranian Journal of Science 2731-8095 30 3 2006 12 28 EXISTENCE OF THREE SOLUTIONS FOR THE DIRICHLET PROBLEM INVOLVING THE P-LAPLACIAN AND MINIMAX INEQUALITY FOR RELEVANT FUNCTIONALS 369 374 2777 10.22099/ijsts.2006.2777 EN G. A. AFROUZI Department of Mathematics, Faculty of Basic Sciences, Mazandaran University, Babolsar, I. R. of Iran S. HEIDARKHANI Department of Mathematics, Faculty of Basic Sciences, Mazandaran University, Babolsar, I. R. of Iran Journal Article 2005 05 09 In this paper, we establish some results on the existence of at least three weak solutions for a<br />Dirichlet problem involving p-Laplacian using a variational approach. Dirichlet problem critical point three solutions multiplicity results minimax inequality https://ijsts.shirazu.ac.ir/article_2777_1936b66f5699ec9bb6108332b0ea7f01.pdf