Oscillations of Delay Differential Equat
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Xianhua Tang; Jianhua Shen
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Article
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1998
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Elsevier Science
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English
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Consider the delay differential equation xะ t q p t x t y s 0, where p t g ลฝw . q . C t ,ฯฑ , R and is a positive constant. We obtain a sharp sufficient condition 0 for the oscillation of this equation, which improves previously known results.