| 古典几何的正弦定理和余弦定理 |
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| 引用本文： | 蔡开仁.古典几何的正弦定理和余弦定理[J].杭州师范学院学报(社会科学版),1993(6). |
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| 作者姓名： | 蔡开仁 |
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| 作者单位： | 杭州师范学院数学系 |
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| 摘 要： | 本主旨在以新的观点讨论非欧几何、球面几何和欧氏几何等三种古典几何体系的正弦定理和余弦定理的统一形式,并阐明它们的相互关系.
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| 关 键 词： | 非欧几何 余弦定理 |
SINE AND COSINE THEOREMS FOR CLASSICAL GEOMETRIES |
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| Cai Kairen.SINE AND COSINE THEOREMS FOR CLASSICAL GEOMETRIES[J].Journal of Hangzhou Teachers College(Humanities and Social Sciences),1993(6). |
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| Authors: | Cai Kairen |
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| Institution: | Deapartnent of Mathematics |
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| Abstract: | We discuss the unified forms of sine and cosine theorems in three kinds of classical geometric systems such as Uclidean, spherical and non-Uclidean geometries by means of a new point of view . We also find out the relation between sine and cosine theorems. |
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| Keywords: | non-Uclidean gemetry cosine therem |
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