| 一类非线性中立型方程多重正解的存在性 |
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| 引用本文： | 韦忠礼. 一类非线性中立型方程多重正解的存在性[J]. 山东大学学报(理学版), 1995, 0(3) |
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| 作者姓名： | 韦忠礼 |
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| 作者单位： | Dept. of Math.，Shandong Univ.，Jinan |
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| 摘 要： | 利用增算子不动点定理和不动点指数理论证明了非线性中立型微分差分方程正解和多重正解的存在性．
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| 关 键 词： | 增算子；不动点指数；中立型微分差分方程；多重正解 |
THE EXISTENCE OF MULTIPLE POSITIVE SOLUTIONS OF THE NONLINEAR NEUTRAL DIFFERNTIAL DIFFERENCE EQUATIONS |
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| Wei Zhongli. THE EXISTENCE OF MULTIPLE POSITIVE SOLUTIONS OF THE NONLINEAR NEUTRAL DIFFERNTIAL DIFFERENCE EQUATIONS[J]. Journal of Shandong University, 1995, 0(3) |
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| Authors: | Wei Zhongli |
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| Abstract: | By use of the fixed point theorems of increasing operators and the fixed point index theory, the existence of positive solutions and multiple positive solutions of n-th oreler nonlinear neutral differential difference equations are proved. |
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| Keywords: | increasing operators fixed point index neutral differential difference equations multiple positive solutions |
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