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Generalization of the Kneser theorem on zeros of solutions of the equation $y" + p (t) y = 0$

We obtain conditions of the oscillation of solutions of the equation $y" + p(t)Ay = 0$ in the Banach space, where $A$ is a bounded linear operator and $p : R_+ \rightarrow R_+$ is a continuous function.

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Bibliographic Details
Date:	2007
Main Authors:	Slyusarchuk, V. Yu., Слюсарчук, В. Ю.
Format:	Article
Language:	Ukrainian English
Published:	Institute of Mathematics, NAS of Ukraine 2007
Online Access:	https://umj.imath.kiev.ua/index.php/umj/article/view/3332
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Journal Title:	Ukrains’kyi Matematychnyi Zhurnal
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