| 模的覆盖与自同态 |
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| 引用本文： | 匡敏. 模的覆盖与自同态[J]. 青岛大学学报(自然科学版), 2005, 18(2): 37-39 |
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| 作者姓名： | 匡敏 |
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| 作者单位： | 青岛大学师范学院数学系,山东青岛266071 |
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| 摘 要： | 研究了模的覆盖、覆盖数与模的自同态之间的一些联系．对半单环上有限生成左模给出一个无有限覆盖的判定定理．
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| 关 键 词： | 模的自同态 模的覆盖 模的覆盖数 |
| 文章编号： | 1006-1037(2005)02-0037-03 |
| 修稿时间： | 2004-10-08 |
Coverings and Endomorphisms of Modules |
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| KUANG Min. Coverings and Endomorphisms of Modules[J]. Journal of Qingdao University(Natural Science Edition), 2005, 18(2): 37-39 |
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| Authors: | KUANG Min |
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| Abstract: | Some connections between the covering, the covering number, and the Endomorphisms of modules are discussed. A criterion theorem of having no finite coverings for a finitely generated module M over a semisimple ring R is given. |
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| Keywords: | Endomorphisms of modules coverings of modules covering numbers of modules |
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