The existence of multiple positive solut
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Yuming Wei; Patricia J.Y. Wong; Weigao Ge
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Article
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2010
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Elsevier Science
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English
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In this paper, we consider the existence of countably many positive solutions to a boundary value problem of a nonlinear delay differential equation with countably many singularities on infinite interval where ฯ : R โ R is an increasing homeomorphism and a positive homomorphism with ฯ(0) = 0, x t i