Applied Mathematics and Mechanics (English Edition) ›› 1997, Vol. 18 ›› Issue (8): 789-800.

• 论文 • 上一篇    下一篇

OSCILLATORY BEHAVIOR FOR HIGH ORDER FUNCTIONAL DIFFERENTIAL EQUATIONS

林文贤   

  1. Departmant of Mathematics, Hanshan Teacher’s College, Chaozhou 521041, P. R. China
  • 收稿日期:1996-12-06 出版日期:1997-08-18 发布日期:1997-08-18

OSCILLATORY BEHAVIOR FOR HIGH ORDER FUNCTIONAL DIFFERENTIAL EQUATIONS

Lin Wenxian   

  1. Departmant of Mathematics, Hanshan Teacher’s College, Chaozhou 521041, P. R. China
  • Received:1996-12-06 Online:1997-08-18 Published:1997-08-18

摘要: In this paper, the oscillatory behavior for high order nonlinear functional differential equations are studied by means of the Lebesgue measure.It is found thatthe nonoscillatory sclutions only have two kinds on some conditions only have And necessaryconditions for the existence of each kind of nonoscillatory solutions are presented aswell. At the same ime. some sufficient conditions for oscillatory solutions are alsoestablished

Abstract: In this paper, the oscillatory behavior for high order nonlinear functional differential equations are studied by means of the Lebesgue measure.It is found thatthe nonoscillatory sclutions only have two kinds on some conditions only have And necessaryconditions for the existence of each kind of nonoscillatory solutions are presented aswell. At the same ime. some sufficient conditions for oscillatory solutions are alsoestablished

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