Journal of Applied Mathematics and Stochastic Analysis
Volume 9 (1996), Issue 4, Pages 459-468
doi:10.1155/S1048953396000408
    
    
    Differential inequalities for hysteresis systems
    
    Institute for Information Transmission Problems of RAS, 19, Bol'shoi Karetnyi pereulok, Moscow 101447, Russia
    
    
    
    Received 1 April 1996; Revised 1 August 1996
    	
    
       
    Copyright © 1996 Vladimir V. Chernorutskii and Mark A. Krasnosel'skii. 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.
     
    
    
   
 
Abstract
The theory of differential inequalities is extended to functional-differential 
equations with hysteresis nonlinearities. A key feature is the existence of a semiorder of the state space of nonlinearity and a special monotonicity of the righthand side of differential inequality.
This article is dedicated to the memory of Roland L. Dobrushin.