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《Chinese Journal of Engineering Mathematics》 2002-01
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Oscillatory Behavior of Second Order Nonlinear Difference Equations

XIE Dong mei (Peking University, Beijing 100871)  
Mainly study the oscillatory behavior of a class of second order nonlinear difference equations are investigated. Some averaging type of oscillation criteria are established for these equations. The results imply the theorem of Li and Cheng.
【Fund】: 国家自然科学基金 (197710 5 3) ;; 山东省自然科学基金 (Q97A0 5 116 )
【CateGory Index】: O175
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