| 关于环的两个新例子 |
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| 引用本文： | 徐兆强.关于环的两个新例子[J].河西学院学报,2011,27(5):11-12. |
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| 作者姓名： | 徐兆强 |
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| 作者单位： | 河西学院数学与统计学院,甘肃张掖,734000 |
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| 摘 要： | 给出了环到商环的非自然同态满射之例与无单位元环的非零子环有单位元之例.
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| 关 键 词： | 环 商环 非自然同态满射 子环 单位元 |
Two New Examples of Ring |
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| Xu Zhao-qiang.Two New Examples of Ring[J].Journal of Hexi University,2011,27(5):11-12. |
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| Authors: | Xu Zhao-qiang |
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| Institution: | Xu Zhao-qiang(School of Mathematics and Statistics,Hexi University,Zhangye,Gansu 734000) |
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| Abstract: | In this paper,we gave two examples of ring. One is non-natural homomorphic full mapping from ring to quotient ring. The other is that a non-vanishing sub-ring without a unity ring has unity element. |
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| Keywords: | Ring Quotient ring Non-natural homomorphic full mapping Sub-ring Unity element |
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