Ioannis P. Stavroulakis
Consider the first-order linear delay differential equation
and the second-order linear delay equation
where and are continuous functions on , , is non-decreasing, for and . Several oscillation criteria are presented for the first-order equation when
and for the second-order equation when
Published April 20, 2005.
Math Subject Classifications: 34K11, 34C10.
Key Words: Oscillation; delay differential equations.
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| Ioannis P. Stavroulakis |
Department of Mathematics
University of Ioannina
451 10 Ioannina, Greece
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