References
Burton, T. A., Boundedness in Functional Differential Equation,Funkcialaj Ekvacioj,25 (1982), 51–77.
Burton, T. A., Construction of Liapunov Functionals for Volterra Equations,J. Math. Anal. Appl,35 (1982), 90–105.
Furumochi, T., Periodic Solutions of Periodic Functional Differential Equations,Funkcialaj Ekvacioj,24(1981) 247–258.
Grimmer, R., Existence of Periodic Solutions of Functional Differential EquationsJ. Math. Anal. Appl.,72 (1979), 666–673.
Staffans, O. J., A Nonlinear Volterra Equation with Rapidly Decaying SolutionsTrans. AMS,258 (1980), 523–530.
Yoshizawa, T., Stability by Liapunov's Second Method,Math. Soc. Japan, Tokyo, 1966.
Author information
Authors and Affiliations
Additional information
Partially supported by Science Foundation of Academia Sinica.
Rights and permissions
About this article
Cite this article
Qichang, H. On the existence of periodic solutions of functional differential equations. Acta Mathematica Sinica 3, 18–26 (1987). https://doi.org/10.1007/BF02564940
Received:
Revised:
Issue Date:
DOI: https://doi.org/10.1007/BF02564940