Title of article
Necessary and sufficient conditions for the oscillation of certain delay differential equations Original Research Article
Author/Authors
B.G. Zhang، نويسنده , , Hongshan Ren، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2003
Pages
6
From page
409
To page
414
Abstract
Consider 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.
Keywords
delay equations , Characteristic equations , Oscillation , Necessary conditions , Sufficient
Journal title
Applied Mathematics Letters
Serial Year
2003
Journal title
Applied Mathematics Letters
Record number
897515
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