Ioannis P. Stavroulakis
Abstract:
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 email: ipstav@cc.uoi.gr |
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