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doi:10.1016/0022-247X(77)90206-2    
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Copyright © 1977 Published by Elsevier Inc.

The range of periods of periodic solutions of x′(t) = − αf(x(t − 1))

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Roger D. Nussbaum*

Department of Mathematics, Rutgers University, New Brunswick, New Jersey 08903, USA


Submitted by J. P. LaSalle. 
Available online 30 June 2004.

Article Outline

• References

* Partially supported by a National Science Foundation Grant.


Journal of Mathematical Analysis and Applications
Volume 58, Issue 2, April 1977, Pages 280-292
 
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