带阻尼项的四阶脉冲时滞微分方程的振动性  

Oscillatory Property of Fourth Order Impulses Differential Equations with Damping Terms

作　　者：唐祯蔚[1] 冯春华[1] 

机构地区：[1]广西师范大学数学科学学院,广西桂林541004

出　　处：《广西师范学院学报（自然科学版）》2010年第4期5-11,共7页Journal of Guangxi Teachers Education University(Natural Science Edition)

基　　金：国家自然科学基金(10961005)

摘　　要：利用Kartastos发展的技巧,研究一类带阻尼项的四阶型脉冲时滞微分方程的解的振动性,给出其振动性的判别准则,并举例说明准则的有效性.By means of Kartastos technique,this paper deals with the oscillations of fourth order linear impulsive delay differential equations with damping terms.Some criterions for discrimination of the oscillatory property of the solutions to equations are obtained,and one example is given to demonstrate the effectiveness of the criterions.

关 键 词：振动 四阶 脉冲方程 阻尼项 时滞微分方程 

分 类 号：O175.1[理学—数学]