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More fun with quatrefoils
( go to the article → https://www.johndcook.com/blog/2020/10/22/more-fun-with-quatrefoils/ )
In a comment to my previous post on quatrefoils, Jan Van lint suggested a different equation for quatrefoils: r = a + |cos(2θ)| Here are some examples of how these curves look for varying values of a. As a increases, the curves get rounder. We can quantify this by looking at the angle between the […] The post More fun with quatrefoils first appeared on John D. Cook.
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