聊城大学学报：自然科学版
聊城大學學報：自然科學版
료성대학학보：자연과학판
Journal of Liaocheng University:Natural Science Edition
2011年
2期
1-4
,共4页
程祥凤%孙一冰%刘雪艳%韩振来%曹昊
程祥鳳%孫一冰%劉雪豔%韓振來%曹昊
정상봉%손일빙%류설염%한진래%조호
振动性%时滞微分方程%非线性%Riccati变换
振動性%時滯微分方程%非線性%Riccati變換
진동성%시체미분방정%비선성%Riccati변환
oscillation%delay differential equation%nonlinearities%Riceati transformation technique
运用Riccati变换技术，研究了二阶具混合非线性时滞微分方程的振动性，给出了该类方程所有解振动的三个充分条件，丰富了已有研究结果．
運用Riccati變換技術，研究瞭二階具混閤非線性時滯微分方程的振動性，給齣瞭該類方程所有解振動的三箇充分條件，豐富瞭已有研究結果．
운용Riccati변환기술，연구료이계구혼합비선성시체미분방정적진동성，급출료해류방정소유해진동적삼개충분조건，봉부료이유연구결과．
By employing Riccati transformation technique, three sufficient conditions are obtained for oscillation of second-order delay differential equations with mixed nonlinearities. The results in this paper extend some known results.
