| 正螺面的两个由特殊曲线刻画的特征 |
| |
| 引用本文： | 张量.正螺面的两个由特殊曲线刻画的特征[J].大学数学,2011,27(2). |
| |
| 作者姓名： | 张量 |
| |
| 作者单位： | 安徽师范大学数学计算机科学学院; |
| |
| 基金项目： | 高等学校优秀青年人才基金项目(2011SQRL021ZD) |
| |
| 摘 要： | 通过对曲线主法线面的研究,得到了正螺面的两个由特殊曲线刻画的特征.
|
| 关 键 词： | 正螺面 直纹面 渐近线 |
Two Characterizations of the Helicoid Described by Some Special Curves |
| |
| ZHANG Liang.Two Characterizations of the Helicoid Described by Some Special Curves[J].College Mathematics,2011,27(2). |
| |
| Authors: | ZHANG Liang |
| |
| Institution: | ZHANG Liang(College of Mathematics and Computer Science,Anhui Normal University,Wuhu 241000,China) |
| |
| Abstract: | Two characterizations of the helicoid described by some special curves are obtained by the study of the principal normal surface of a curve. |
| |
| Keywords: | helicoid ruled surface asymptotic curves |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
