On periodic solutions of difference equations with continuous argument

1996 ◽  
Vol 48 (1) ◽  
pp. 158-163 ◽  
Author(s):  
G. P. Pelyukh
2006 ◽  
Vol 2006 ◽  
pp. 1-12 ◽  
Author(s):  
Jun Wu ◽  
Yicheng Liu

We establish existence, multiplicity, and nonexistence of periodic solutions for a class of first-order neutral difference equations modelling physiological processes and conditions. Our approach is based on a fixed point theorem in cones as well as some analysis techniques.


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