Periodic solutions for a kind of Rayleigh equation with two deviating arguments.
Wu, Yuanheng, Xiao, Bing, Zhang, Hong (2006)
Electronic Journal of Differential Equations (EJDE) [electronic only]
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Wu, Yuanheng, Xiao, Bing, Zhang, Hong (2006)
Electronic Journal of Differential Equations (EJDE) [electronic only]
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Meng, Junxia (2009)
Electronic Journal of Differential Equations (EJDE) [electronic only]
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Hafsia, Deham, Ahcéne, Djoudi (2010)
Electronic Journal of Differential Equations (EJDE) [electronic only]
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Ernest Yankson (2012)
Archivum Mathematicum
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We study the existence and positivity of solutions of a highly nonlinear periodic differential equation. In the process we convert the differential equation into an equivalent integral equation after which appropriate mappings are constructed. We then employ a modification of Krasnoselskii’s fixed point theorem introduced by T. A. Burton ([4], Theorem 3) to show the existence and positivity of solutions of the equation.
Anane, Aomar, Chakrone, Omar, Moutaouekkil, Loubna (2010)
Electronic Journal of Differential Equations (EJDE) [electronic only]
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Zhu, Jianmin, Li, Zhixiang, Liu, Yicheng (2006)
Electronic Journal of Differential Equations (EJDE) [electronic only]
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Cheng, Sui Sun, Zhang, Guang (2001)
Electronic Journal of Differential Equations (EJDE) [electronic only]
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Galanis, George N., Palamides, Panos K. (2003)
Electronic Journal of Differential Equations (EJDE) [electronic only]
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Zeng, Zhijun (2006)
Electronic Journal of Differential Equations (EJDE) [electronic only]
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Fan, Xuanlong, Li, Yongkun (2008)
Electronic Journal of Differential Equations (EJDE) [electronic only]
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