怎样描述如下图的几种曲线?主要想用参数来描述它们的形状:文字描述扁平、高拱、尖圆,想要个数学版本的? 知乎 Template




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tomski怎样描述如下图的几种曲线?主要想用参数来描述它们的形状:文字描述扁平、高拱、尖圆,想要个数学版本的? 知乎 coloring