Positive Solutions of Second Order Nonli
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Wan-Tong Li
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Article
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1998
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Elsevier Science
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English
โ 140 KB
Necessary and sufficient conditions are obtained for the existence of positive solutions of a nonlinear differential equation. Relations between this equation and an advanced type nonlinear differential equation are also discussed. แฎ 1998 Aca- demic Press y t G t . The solutions vanishing in some ne