POSITIVE SOLUTIONS OF BOUNDARY VALUE PROBLEMS FOR SYSTEMS OF NONLINEAR THIRD-ORDER DIFFERENTIAL EQUATIONS
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摘要: 本文讨论了三阶非线性微分方程组正解的存在性.在假设条件下,利用锥拉伸与锥压缩不动点定理获得了正解的存在性.
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关键词:
- 边值问题 /
- 正解 /
- 格林函数 /
- 三阶非线性微分方程组
Abstract: The paper investigates the problem of existence of positive solutions for systems of nonlinear third-order differential equations.Under some suitable conditions, the existence and multiplicity of positive solutions are established by cone expansion and compression theorems in norm type. -
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