AbstractConsider the following equations: ξ(t)+aξ(t)+bξ(t − τ)+cξ(t − σ) = 0 where a, b, c, τ, σ are constants, and τ, σ > 0. In this paper, we establish sufficient and necessary conditions for all solutions of equation (∗) to oscillate, which is easy to verify and apply
AbstractWe introduce a new technique to obtain some new oscillation criteria for the oscillating coe...
Abstract This paper deals with the oscillation criteria for the linear delay differential equations....
AbstractOur aim in this paper is to obtain new necessary and sufficient conditions under which every...
AbstractConsider the following equations: ξ(t)+aξ(t)+bξ(t − τ)+cξ(t − σ) = 0 where a, b, c, τ, σ are...
Abstract. A set of necessary conditions and another set of sufficient conditions for the oscillation...
Abstract. A set of necessary conditions and another set of sufficient conditions for the oscillation...
Abstract. A set of necessary conditions and another set of sufficient conditions for the oscillation...
AbstractConsider the neutral delay differential equation x′(t) + px′(t–τ) + qx(t-σ) = 0, t ≧ t0, (∗)...
AbstractWe obtain new sufficient conditions for the oscillation of all solutions of the first-order ...
The characteristic equation for an equation with continuous and piecewise constant argument in the f...
AbstractConsider the delay differential equationx′(t)+p(t)x(t−τ)=0, wherep(t)∈C([t0,∞),R+) and τ is ...
AbstractConsider the delay differential equation ẋ(t) + p(t)x(t − τ) = 0, where p(t) ∈ C[[t0, ∞), R+...
AbstractConsider the delay differential equation ẋ(t) + p(t)x(t − τ) = 0, where p(t) ∈ C[[t0, ∞), R+...
Consider the differential equation with a retarded argument of the form x′(t) + p(t)x(τ(t)) = 0, t ≥...
Abstract. In this paper we are concerned with the oscillation of third order nonlinear delay differe...
AbstractWe introduce a new technique to obtain some new oscillation criteria for the oscillating coe...
Abstract This paper deals with the oscillation criteria for the linear delay differential equations....
AbstractOur aim in this paper is to obtain new necessary and sufficient conditions under which every...
AbstractConsider the following equations: ξ(t)+aξ(t)+bξ(t − τ)+cξ(t − σ) = 0 where a, b, c, τ, σ are...
Abstract. A set of necessary conditions and another set of sufficient conditions for the oscillation...
Abstract. A set of necessary conditions and another set of sufficient conditions for the oscillation...
Abstract. A set of necessary conditions and another set of sufficient conditions for the oscillation...
AbstractConsider the neutral delay differential equation x′(t) + px′(t–τ) + qx(t-σ) = 0, t ≧ t0, (∗)...
AbstractWe obtain new sufficient conditions for the oscillation of all solutions of the first-order ...
The characteristic equation for an equation with continuous and piecewise constant argument in the f...
AbstractConsider the delay differential equationx′(t)+p(t)x(t−τ)=0, wherep(t)∈C([t0,∞),R+) and τ is ...
AbstractConsider the delay differential equation ẋ(t) + p(t)x(t − τ) = 0, where p(t) ∈ C[[t0, ∞), R+...
AbstractConsider the delay differential equation ẋ(t) + p(t)x(t − τ) = 0, where p(t) ∈ C[[t0, ∞), R+...
Consider the differential equation with a retarded argument of the form x′(t) + p(t)x(τ(t)) = 0, t ≥...
Abstract. In this paper we are concerned with the oscillation of third order nonlinear delay differe...
AbstractWe introduce a new technique to obtain some new oscillation criteria for the oscillating coe...
Abstract This paper deals with the oscillation criteria for the linear delay differential equations....
AbstractOur aim in this paper is to obtain new necessary and sufficient conditions under which every...
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