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On the Oscillation of Solutions of First Order Differential Equations with Retarded Arguments

  • M. K. Grammatikopoulos , R. Koplatadze and I. P. Stavroulakis
Published/Copyright: February 26, 2010
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Georgian Mathematical Journal
From the journal Volume 10 Issue 1

Abstract

For the differential equation

where 𝑝𝑖 ∈ 𝐿loc(𝑅+; 𝑅+), τ𝑖 ∈ 𝐢(𝑅+; 𝑅+), τ𝑖(𝑑) ≀ 𝑑 for 𝑑 ∈ 𝑅+, , optimal integral conditions for the oscillation of all solutions are established.

Received: 2002-06-26
Published Online: 2010-02-26
Published in Print: 2003-March

Β© Heldermann Verlag

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