| The Degree Theory of a New Operator |
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| 引用本文： | 闫宝强. The Degree Theory of a New Operator[J]. 数学季刊, 1998, 13(1): 55-60 |
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| 作者姓名： | 闫宝强 |
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| 作者单位： | Department of Mathematics，Shandong Normal University，Jinan，250014 |
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| 摘 要： | §１． ＩｎｔｒｏｄｕｃｔｉｏｎＩｔｉｓｗｅｌｌｋｎｏｗｎｔｈａｔｔｈｅｄｅｇｒｅｅｔｈｅｏｒｙｆｏｒａｋ－ｓｅｔ－ｃｏｎｔｒａｃｔｏｐｅｒａｔｏｒｈａｓｍａｎｙａｐｐｌｉｃａｔｉｏｎｓｏｎｔｈｅｅｘｉｓｔｅｎｃｅｏｆｔｈｅｓｏｌｕｔｉｏｎｓｏｆｓｏｍｅｅｑｕａｔｉｏｎｓ（ｓｅｅ［１］，［２］，［３］）．Ｈｏｗｅｖｅｒ，ｓｏｍｅｏｐｅｒａ－ｔｏｒｓａｒｅｎｏｔｋ－ｓｅｔ－ｃｏｎｔｒａｃｔｏｐｅｒａｔｏｒｓ．Ｉｔｉｓａｎｅｗｐｒｏｂｌｅｍｔｈａｔｗｅｅｓｔａｂｌｉｓｈａｄｅｇｒｅｅｔｈｅｏｒｙｆｏ…
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| 关 键 词： | 算子 拓扑度理论 半k－集紧算子 BAnACh空间 |
The Degree Theory of a New Operator |
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| Yan Baoqiang. The Degree Theory of a New Operator[J]. Chinese Quarterly Journal of Mathematics, 1998, 13(1): 55-60 |
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| Authors: | Yan Baoqiang |
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| Abstract: | This paper defines a concept of a semi k set contract operator and establishes a degree theory for it. |
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| Keywords: | kset contraction topological degree equicontinuous set |
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