The existence of multiple positive solutions to boundary value problems of nonlinear delay differential equations with countably many singularities on infinite interval

• Autores: Yuming Wei, Patricia J. Y. Wong, Weigao Ge
• Localización: Journal of computational and applied mathematics, ISSN 0377-0427, Vol. 233, Nº 9, 2010, págs. 2189-2199
• Idioma: inglés
• DOI: 10.1016/j.cam.2009.10.005
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