| 群作用和同调维数 |
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| 引用本文： | 冯良贵.群作用和同调维数[J].江西师范大学学报(自然科学版),1995,19(3):206-210. |
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| 作者姓名： | 冯良贵 |
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| 作者单位： | 南京大学数学系!南京，210008 |
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| 摘 要： | 该文首先举出例子说明Bergman G的命题1中的条件:|XG|在Ｒ中可逆不可省去,同时获得不动子环的一些一般结果．其次考虑不动子环的各种同调维数(其中包括有限表现维数),在某种程度上,该文改进了Bereman G等人的结果．
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| 关 键 词： | 群作用 同调维数 Frobenius扩张 |
Group Actions and Homological Dimensions |
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| Feng Lianggui.Group Actions and Homological Dimensions[J].Journal of Jiangxi Normal University (Natural Sciences Edition),1995,19(3):206-210. |
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| Authors: | Feng Lianggui |
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| Institution: | Dept. of Math. .Nanjing XJniversity Nanjing 210008 |
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| Abstract: | Abstract :We first give two examples and obtain some general results on fixed subring. Then, We investigate group actions and homological dimensions. including the finitely presented dimension. In one way,We improve the results of Bergman G et al. |
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| Keywords: | growp action homological dimension Frobenius extension |
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