| 多值映象的满射性和方程的可解性 |
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| 引用本文： | 周育英,杜旭光.多值映象的满射性和方程的可解性[J].四川师范大学学报(自然科学版),1991(3). |
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| 作者姓名： | 周育英 杜旭光 |
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| 作者单位： | 四川师范大学数学系，四川师范大学数学系 |
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| 摘 要： | 本文利用作者1988年所建立的多值单调型映象的拓扑度,讨论了几种单调型映象,以及奇映象,1-1映象和扩张映象的满射性.
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| 关 键 词： | 非线性单调型映象 满射性 拓扑度 |
ON SOME SURJECTIVE PROPERTIES OF MULTIVALUED MAPPINGS AND EXISTENCE OF SOLUTIONS OF EQUATIONS |
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| Zhou Yuying,Du Xuguang.ON SOME SURJECTIVE PROPERTIES OF MULTIVALUED MAPPINGS AND EXISTENCE OF SOLUTIONS OF EQUATIONS[J].Journal of Sichuan Normal University(Natural Science),1991(3). |
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| Authors: | Zhou Yuying Du Xuguang |
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| Institution: | Zhou Yuying;Du Xuguang Department of Mathematics |
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| Abstract: | In this paper,by using the degree of the multivalued monotone type mappings which was developed for author,under cer- tain conditions,we descuss the surjectivity results for some mappings of monotone type,odd mappings,injective mappings and expanding mappings. |
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| Keywords: | nonlinear mappings of monotone type surjectivity topological degree |
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