Oscillation results on meromorphic solutions of second order differential equations in the complex plane

Ting-Bin Cao, Nanchang University, Nanchang, Jiangxi, P. R. China
Lei-Min Li, Nanchang University, Nanchang, Jiangxi, P. R. China

E. J. Qualitative Theory of Diff. Equ., No. 68. (2010), pp. 1-13.

Communicated by P. Eloe.Received on 2010-04-14
Appeared on 2010-11-05

Abstract: The main purpose of this paper is to consider the oscillation theory on meromorphic solutions of second order linear differential equations of the form $f^{''}+A(z)f=0$ where $A$ is meromorphic in the complex plane. We improve and extend some oscillation results due to Bank and Laine, Kinnunen, Liang and Liu, and others.


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