| 下有界内射复形的同伦刻画 |
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| 引用本文： | 徐邦腾.下有界内射复形的同伦刻画[J].湖北大学学报(自然科学版),1993,15(3):267-269. |
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| 作者姓名： | 徐邦腾 |
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| 作者单位： | 湖北大学数学系 |
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| 摘 要： |
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| 关 键 词： | 下有复形 复形 同伦 内射分解 |
A HOMOTOPY CHARACTERIZATION OF BOUNDED BELOW INJECTIVE COMPLEXES |
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| Xu Bangteng.A HOMOTOPY CHARACTERIZATION OF BOUNDED BELOW INJECTIVE COMPLEXES[J].Journal of Hubei University(Natural Science Edition),1993,15(3):267-269. |
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| Authors: | Xu Bangteng |
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| Institution: | Department of Mathematics |
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| Abstract: | Let J' be a bounded below complex. In this paper we proved that if C,J] = 0 for any acyclic complex C , then /' is homotopic to some bounded below injective complex. From this result we obtained a homotopv characterization of bounded below injective complexes. |
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| Keywords: | Bounded below complexes Bounded below injective complexes Homotopy Homotopic additive groups |
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