Oscillation theorems for nonlinear second order differential equations with damped term

Yeh, Cheh Chih

doi:10.1090/S0002-9939-1982-0640240-9

Oscillation theorems for nonlinear second order differential equations with damped term
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Proc. Amer. Math. Soc. 84 (1982), 397-402 Request permission

Abstract:

Some new integral criteria for the oscillation of the nonlinear second order differential equation with damped term $y''(t) + p(t)y’(t) + q(t)f(y(t)) = 0$ are given.

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