A comparison theorem, by means of a method of direct analysis, is established for a linear impulsive delay differential equation of second order, which improves, extends and correlates the results obtained in the lite...A comparison theorem, by means of a method of direct analysis, is established for a linear impulsive delay differential equation of second order, which improves, extends and correlates the results obtained in the literature.展开更多
文摘A comparison theorem, by means of a method of direct analysis, is established for a linear impulsive delay differential equation of second order, which improves, extends and correlates the results obtained in the literature.
基金Supported by the National Natural Science Foundation of China(11301004,61403002,61273126)the Anhui Provincial Nature Science Foundation(1308085QA15,1308085MA01,1508085QA01)+3 种基金the Excellent Youthful Talent Foundation of Colleges and Universities of Anhui Province of China(2013SQRL024ZD)the Postdoctoral Sus-tentation Fund of Jiangsu Province of China(1402021C)Provincial Natural Science Research Project of Anhui Colleges(KJ2014A010)Research Fund for Doctor Station of Ministry of Education of China(20113401110001)