대한수학회지 (Journal of the Korean Mathematical Society)

  • 제42권4호
  • /
  • Pages.749-759
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  • 2005
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  • 0304-9914(pISSN)
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  • 2234-3008(eISSN)
대한수학회 (Korean Mathematical Society)
권호 표지
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POSITIVE PERIODIC SOLUTIONS OF SYSTEMS OF FUNCTIONAL DIFFERENTIAL EQUATIONS

  • RAFFOUL YOUSSEF N. (Department of Mathematics University of Dayton)
  • 발행 : 2005.07.01
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초록

We apply a cone theoretic fixed point theorem and obtain conditions for the existence of positive periodic solutions of the system of functional differential equations $$x'(t)\;=\;A(t)x(t)+{\lambda}f(t,\;x(t-\tau(t))$$.

키워드

참고문헌

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피인용 문헌

  1. Periodic solutions of a class of impulsive neutral delay differential equation vol.219, pp.8, 2012, https://doi.org/10.1016/j.amc.2012.10.031
  2. Positive periodic solutions of nonautonomous functional differential systems vol.333, pp.2, 2007, https://doi.org/10.1016/j.jmaa.2006.09.084
  3. Existence theorems for some abstract nonlinear non-autonomous systems with delays vol.19, pp.9, 2014, https://doi.org/10.1016/j.cnsns.2014.01.026