Comparison and nonoscillation results for perturbed nonlinear differential equations
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Nonoscillation theorems for perturbed second order nonlinear differential equations are obtained. A nonlinear Picone type identity is introduced to obtain some Sturm-Picone type comparison theorems for nonlinear equations.
KeywordsDifferential Equation Nonlinear Equation Nonlinear Differential Equation Type Identity Comparison Theorem
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