V2EX conic

Conic

释义 Definition

conic(形容词/名词)指“圆锥的;圆锥曲线的(与圆、椭圆、抛物线、双曲线等有关)”。在数学语境中,常用来指圆锥曲线(conic section)或与其相关的性质与方程。

发音 Pronunciation

/knk/

例句 Examples

A conic section can be a circle or an ellipse.
圆锥曲线可以是圆或椭圆。

The engineer modeled the satellite’s path using a conic trajectory derived from gravitational equations.
工程师用由引力方程推导出的圆锥曲线轨迹来建模卫星的运行路径。

词源 Etymology

conic 来自拉丁语 conicus,意为“圆锥的”,进一步追溯到希腊语 kōnos(κνο,“圆锥体、松果”)。在数学史中,它与“圆锥曲线”密切相关:用平面切割圆锥所得到的曲线类型,后来成为解析几何与天文学轨道理论的重要基础。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Apollonius of Perga, Conics(《圆锥曲线论》):系统奠定圆锥曲线研究的经典著作。
  • Isaac Newton, Philosophi Naturalis Principia Mathematica(《自然哲学的数学原理》):在天体运动与轨道讨论中与圆锥曲线(conic)思想紧密相关。
  • Johannes Kepler, Astronomia Nova(《新天文学》):行星轨道为椭圆(属圆锥曲线)这一观念的关键来源之一。
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