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Open Access Open Badges Research Article

On Periodic Solutions of Higher-Order Functional Differential Equations

I Kiguradze1*, N Partsvania1 and B Půža2

Author Affiliations

1 Andrea Razmadze Mathematical Institute, 1 Aleksidze Street, 0193 Tbilisi, Georgia

2 Department of Mathematics and Statistics, Masaryk University, Janáčkovo nám. 2a, 66295 Brno, Czech Republic

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Boundary Value Problems 2008, 2008:389028  doi:10.1155/2008/389028

The electronic version of this article is the complete one and can be found online at: http://www.boundaryvalueproblems.com/content/2008/1/389028

Received:8 September 2007
Accepted:23 January 2008
Published:23 January 2008

© 2008 The Author(s).

This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


For higher-order functional differential equations and, particularly, for nonautonomous differential equations with deviated arguments, new sufficient conditions for the existence and uniqueness of a periodic solution are established.

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