| 一类非线性泛函差分方程周期正解的多解性 |
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| 引用本文： | 马成业,关雯. 一类非线性泛函差分方程周期正解的多解性[J]. 甘肃科学学报, 2009, 21(2): 14-16 |
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| 作者姓名： | 马成业 关雯 |
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| 作者单位： | 兰州理工大学,理学院,甘肃,兰州,730050 |
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| 基金项目： | 兰州理工大学科研发展基金 |
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| 摘 要： | 利用Legett—Williams不动点定理对一类非线性泛函差分方程多个周期正解的存在性进行了讨论，得到该问题3个周期正解的充分条件．
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| 关 键 词： | 非线性泛函差分方程 边值问题 周期正解 |
Existence Theorem of Multiple Positive Periodic Solutions to Nonlinear Functional Difference Equation |
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| MA Cheng-ye,GUAN Wen. Existence Theorem of Multiple Positive Periodic Solutions to Nonlinear Functional Difference Equation[J]. Journal of Gansu Sciences, 2009, 21(2): 14-16 |
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| Authors: | MA Cheng-ye GUAN Wen |
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| Affiliation: | MA Cheng-ye,GUAN Wen(School of Sciences,Lanzhou University of Science and Technology,Lanzhou 730050,China) |
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| Abstract: | The existence of multiple positive periodic solutions to nonlinear functional difference equation is considered by using the Leggett-Williams fixed point theorem,and three positive periodic solutions of this problem are obtained. |
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| Keywords: | nonlinear functional difference equation boundary value problem positive periodic solution |
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