Positive periodic solutions for neutral functional differential systems.

• Autores: Ernest Yankson, Samuel E. Assabil
• Localización: Proyecciones: Journal of Mathematics, ISSN 0716-0917, ISSN-e 0717-6279, Vol. 36, Nº. 3, 2017, págs. 423-434
• Idioma: inglés
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• Resumen

  • We study the existence of positive periodic solutions of a system of neutral differential equations. In the process we construct two map- pings in which one is a contraction and the other compact. A Kras- noselskii’s fixed point theorem is then used in the analysis.