檢視圆锥曲线论的原始碼

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| style="background: #66CCFF" align= center|  '''<big>圆锥曲线论</big> '''

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<small>[https://www.zhihu.com/question/56992171/answer/152846862 来自 知乎网 的图片]</small>


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[[圆锥曲线]]最早是由古希腊学者[[梅内克谬斯(Menaechmus)]]进行系统研究的，他用顶角分别为直角、锐角和钝角，三种直圆锥以不过顶点而垂直一条母线的平面截割这三种圆锥曲面，而分别得到抛物线、椭圆和双曲线的一支。<ref>[https://www.zhihu.com/question/56992171/answer/152846862 ],知乎网 ,</ref>