Periodic solutions of functional differential equations

  • Bruce R. Stephan
Conference paper
Part of the Lecture Notes in Mathematics book series (LNM, volume 144)


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    Stephan, B.H. On the existence of periodic solutions of z'(t)=-az(t-r+μk(t,z(t))+F(t), J. Diff. Eqs. #6 1969Google Scholar
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    Hale, J.K. Linear functional differential equations with constant coefficients, Cont. Diff. Eqs. 1 1963Google Scholar
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    Stephan, B.H. Periodic solutions of differential with almost constant time lag, to appearGoogle Scholar

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© Springer-Verlag 1970

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  • Bruce R. Stephan

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