| 正合列中的Gorenstein平坦覆盖 |
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| 引用本文： | 张豫冈,王新爱. 正合列中的Gorenstein平坦覆盖[J]. 兰州工业高等专科学校学报, 2008, 15(3): 4-6 |
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| 作者姓名： | 张豫冈 王新爱 |
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| 作者单位： | 西北师范大学,数学与信息科学学院,甘肃,兰州,730070;兰州市第四中学,甘肃,兰州,730050 |
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| 摘 要： | 本文研究了正合列中的Gorenstein平坦覆盖问题，设0→A→B→C→0是左R-模短正合列．如果A，B，C中两个有Gorenstein平坦覆盖，我们将讨论什么时候第三个也有Gorenstein平坦覆盖．
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| 关 键 词： | Gorenstein平坦模 Gorensteir平坦覆盖 |
Gorenstein Flat Covers in an Exact Sequence |
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| ZHANG Yu-gang,WANG Xin-ai. Gorenstein Flat Covers in an Exact Sequence[J]. Journal of Lanzhou Higher Polytechnical College, 2008, 15(3): 4-6 |
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| Authors: | ZHANG Yu-gang WANG Xin-ai |
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| Affiliation: | ZHANG Yu - gang, WANG Xin - ai ( 1. Department of Mathematics, Northwest Normal University, Lanzhou 730070, China; 2. The Forth Middle School of Lanzhou, Lanzhou 730070, China) |
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| Abstract: | In this paper, we investigate the problem of Gorenstein cover in an exact sequence, and discuss that if let 0 →A→B→ C→0 be a short exact sequence of R- modules, when the third has a Gorenstein falt covers, suppose two of them have Gorenstein falt covers. |
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| Keywords: | Gorenstein falt modules Gorenstein falt covers |
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