| FREE DEFORMATION RETRACTION IN INJECTIVE METRIC SPACES |
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| 引用本文： | Mai Jiehu,Tang yun. FREE DEFORMATION RETRACTION IN INJECTIVE METRIC SPACES[J]. 数学年刊B辑(英文版), 1989, 10(2): 221-226 |
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| 作者姓名： | Mai Jiehu Tang yun |
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| 作者单位： | Department of Mathematics Guangxi University Nanning，Guangxi China，Department of Applied Mathematics Beijing Polytechnic University，Beijing China |
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| 摘 要： | In this paper the authors establish the concept of generalized ball-intersection (GBI) and prove that an injective metric space is freely contractible to its each GBI, which generalizes a result of Isbell from a point to a GBI.
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| 收稿时间： | 1986-10-31 |
FREE DEFORMATION RETRACTION IN INJECTIVE METRIC SPACES |
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| Mai Jiehua and Tang yun. FREE DEFORMATION RETRACTION IN INJECTIVE METRIC SPACES[J]. Chinese Annals of Mathematics,Series B, 1989, 10(2): 221-226 |
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| Authors: | Mai Jiehua and Tang yun |
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| Affiliation: | Department of Mathematics, Guangxi University, Nanning, Guangxi, China. and Department of Applied Mathematics, Beijing Polytechnic University, Beijing, China, |
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| Abstract: | In this paper the authors establish the concept of generalized ball-intersection (GBI) and prove that an injective metric space is freely contractible to its each GBI, which generalizes a result of Isbell from a point to a GBI. |
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