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Oscillation and nonoscillation in a nonautonomous delay-logistic equation. (English) Zbl 0648.34078

Sufficient conditions are obtained for the delay-logistic equation \(\dot x(t)=r(t)x(t)[1-x(t-\tau (t))/K]\) to be respectively oscillatory and nonoscillatory.

MSC:

34K99 Functional-differential equations (including equations with delayed, advanced or state-dependent argument)
34C10 Oscillation theory, zeros, disconjugacy and comparison theory for ordinary differential equations
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