Electron. J. Diff. Eqns., Vol. 2008(2008), No. 12, pp. 1-11.

Existence of positive solutions for semi-positone systems

Abdou K. Drame, David G. Costa

Abstract:
This paper studies semi-positone systems of equations by using phase plane analysis and fixed point theory.

Submitted July 18, 2007. Published January 24, 2008.
Math Subject Classifications: 34B18, 47H10.
Key Words: Positive solution; semi-positone system; phase plane analysis; Schauder fixed point theorem.

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Abdou K. Dramé
Department of Mathematical Sciences
University of Nevada Las Vegas, Las Vegas, NV, USA
email: abdoukhadry.drame@unlv.edu
David G. Costa
Department of Mathematical Sciences
University of Nevada Las Vegas, Las Vegas, NV, USA
email: costa@unlv.nevada.edu

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