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连锁螺线【引用】

2012-07-21 08:04:45| 分类：默认分类 | 标签： |举报 |字号大中小订阅

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方程： ρ2*φ=a2

曲线是当N在x轴上移动时，使圆扇形OMN的面积保持一定(a2/2)的点M的轨迹。

渐进点极点O（当φ→∞）

渐进线 x 轴（当φ→0时）

以上内容摘自《数学手册》--高等教育出版社。

平面曲线 -- 连锁螺线【原创】 - 朽木秃翁 - 　

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