- Hacettepe Journal of Mathematics and Statistics
- Volume:47 Issue:5
- Kamenev-type oscillation criteria for second order matrix differential systems with damping
Kamenev-type oscillation criteria for second order matrix differential systems with damping
Authors : Yasemin BAŞCI
Pages : 1248-1267
View : 14 | Download : 4
Publication Date : 2018-10-16
Article Type : Research Paper
Abstract :By using the positive linear functional, including the generalized averaging technique, some new Kamenev-type oscillation criteria are established for the second order matrix differential system \[ insert ignore into journalissuearticles values(rinsert ignore into journalissuearticles values(t);Pinsert ignore into journalissuearticles values(t);\psiinsert ignore into journalissuearticles values(Xinsert ignore into journalissuearticles values(t););Kinsert ignore into journalissuearticles values(X`insert ignore into journalissuearticles values(t);););`+pinsert ignore into journalissuearticles values(t);Rinsert ignore into journalissuearticles values(t);\psiinsert ignore into journalissuearticles values(Xinsert ignore into journalissuearticles values(t););Kinsert ignore into journalissuearticles values(X`insert ignore into journalissuearticles values(t););+Qinsert ignore into journalissuearticles values(t);Finsert ignore into journalissuearticles values(X`insert ignore into journalissuearticles values(t););Ginsert ignore into journalissuearticles values(Xinsert ignore into journalissuearticles values(t););=0. \] The results improve and generalize those given in some previous papers.Keywords : Matrix differential system, Oscillation, Averaging technique, Generalized averaging technique, Kamenev type oscillation