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Abstract
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International Journal of Mathematics and Mathematical Sciences
Volume 2 (1979), Issue 3, Pages 523-530
doi:10.1155/S0161171279000417

On slow oscillation and nonoscillation in retarded equations

Bhagat Singh

Department of Mathematics, University of Wisconsin Center, Manitowoc 54220, Wisconsin, USA

Abstract

Sufficient conditions have been found to ensure that all oscillatory solutions of (r(t)y′(t))′+a(t)y(t−ξ(t))=f(t) are slowly oscillating. This behaviour is further linked to nonoscillation.