Weighted means and oscillation conditions for second order matrix differential equations
Journal of Differential Equations
Oscillation results for second order differential systems
SIAM Journal on Mathematical Analysis
Oscillation criteria for second order linear matrix differential systems with damping
Journal of Computational and Applied Mathematics
Riccati techniques and oscillation for self-adjoint matrix Hamiltonian systems
Computers & Mathematics with Applications
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For linear Hamiltonian systems this paper established some new oscillation criteria which improve previous results even for self-adjoint second order differential systems. The main tool used is a generalized Riccati transformation.