Positive Solutions for Semipositone Discrete Eigenvalue Problems via Three Critical Points Theorem Year: 2010 Volume: 4 Issue: 9 1319 - 1322 Pages Authors: Benshi Zhu Abstract: In this paper, multiple positive solutions for semipositone discrete eigenvalue problems are obtained by using a three critical points theorem for nondifferentiable functional. Keywords: Discrete eigenvalue problems positive solutions semipositone three critical points theorem