Electronic Journal of Differential Equations,
Vol. 2010(2010), No. 41, pp. 1-6.

Title: Multiplicity results for p-sublinear p-Laplacian problems 
       involving indefinite eigenvalue problems via Morse theory
       
Authors: Kanishka Perera (Florida Inst. of Technology, Melbourne, FL, USA)
         Ravi P. Agarwal (Florida Inst. of Technology, Melbourne, FL, USA)
	 Donal O'Regan   (National Univ. of Ireland, Galway, Ireland)

Abstract:
 We establish some multiplicity results for a class of
 p-sublinear p-Laplacian problems involving indefinite
 eigenvalue problems using Morse theory.

Submitted December 2, 2009. Published March 19, 2010.
Math Subject Classifications: 35J20, 47J10, 58E05.
Key Words: p-Laplacian problems; p-sublinear; multiplicity results; 
           indefinite eigenvalue problems; Morse theory.