In this paper, we consider some properties on the growth and oscillation of combination of solutions of the linear di erential equation f00 + A(z) f0 + B (z) f = 0; with analytic coe cients A(z) and B (z) with [p; ...

In this paper, we investigate the growth and oscillation of higher order di erential polynomial with meromorphic coe cients in the unit disc = fz : jzj < 1g generated by solutions of the linear di erential equation f(k) ...

In the present paper we determine sharp lower bounds of the real part of the ratios of harmonic univalent meromorphic functions to their sequences of partial sums. Let H denote the class of functions f that are harmonic ...

This paper deals with the growth of meromorphic solutions of some second order linear di erential equations, where it is assumed that the coe cients are meromorphic functions. Our results extend the previous results due ...

In this paper, we investigate the iterated order of solutions of higher order homogeneous and nonhomogeneous linear differential equations

In this paper, we give some Jensen-type inequalities forφ:I→R, I= [α,β]⊂R,whereφis a continuousfunction onI,twice differentiable on ̊I= (α,β) and there existsm= infx∈ ̊Iφ′′(x) orM= supx∈ ̊Iφ′′(x).Furthermore, ...

—This paper will propose a novel multiple access technology, called OWDM-IDMA (Orthogonal Wavelength-Division Multiplexing-Interleave Division Multiple Access), which is the combination of OWDM (Orthogonal Wavelength-Division ...

In this paper, we investigate the growth and oscillation of higherorder differential polynomial with meromorphic coefficients in the unit disc∆ ={z:|z|<1}generated by solutions of the linear differential ...

This paper is devoted to studying the growth and oscillation of higher order differential polynomial with meromorphic coefficients generated by meromorphic solutions of the linear differential equation ƒ(k) + A (z) ƒ = 0 ...

The main purpose of this paper is to study the controllability of solutions of the differential equation f (k)+ Ak− 1 (z) f (k− 1)+···+ A1 (z) f′+ A0 (z) f= 0.