Abstract
We present new oscillation criteria for the second order nonlinear damped delay dynamic equation
(
r
(
t
)
(
x
Δ
(
t
)
)
γ
)
Δ
+
p
(
t
)
(
x
Δ
σ
(
t
)
)
γ
+
q
(
t
)
f
x
(
τ
(
t
)
)
=
0
.
Our results generalize and improve some known results for oscillation of second order nonlinear delay dynamic equation. Our results are illustrated with examples.