David Costa			Publications
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			D.G. Costa and H. Tehrani, The Jumping Nonlinearity Problem
Office: CBC B508			Revisited: An Abstract Approach, to appear in Top. Meth. Nonl. Anal.
Phone: (702) 895-0359			D.G. Costa and P. Girao, Existence and Nonexistence of Least
Fax: (702) 895-4343			Energy Solutions of a Neumann Problem for a Semilinear
			OEquation with Critical Sobolev Exponent and a Critical Lower-
Email: costa@unlv.nevada.edu			Order Perturbation, J. Diff. Eqs. 188 (2003), 164-202.
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