In this paper, we investigate the first order neutral differential equation of Euler form with variable unbounded delay
d/dt(x(t)-cx(αt))+1/t∑i=1npix(βi t)=0, t ≥ t0 > 0, (*)
Keywords: oscillation, neutral differential equation, variable unbounded delay, Euler form
01/2007 | Analysis, Oldenbourg WissenschaftsverlagIn this paper, we investigate the oscillation of certain even-order neutral differential equations with distributed delay and damping term, and obtain several classes of sufficient conditions for the oscillation of all of its solutions, which generalize some known results...
Keywords: neutral differential equation, distributed delay, damping term, oscillation
04/2007 | Analysis, Oldenbourg Wissenschaftsverlag