![calculus - Show that the pedal equation of the curve $x=a(2\cos t-\cos2t),\ y=a(2\sin t-\sin2t)$ is $9(r^2-a^2 )=8p^2$ - Mathematics Stack Exchange calculus - Show that the pedal equation of the curve $x=a(2\cos t-\cos2t),\ y=a(2\sin t-\sin2t)$ is $9(r^2-a^2 )=8p^2$ - Mathematics Stack Exchange](https://i.stack.imgur.com/wXktP.jpg)
calculus - Show that the pedal equation of the curve $x=a(2\cos t-\cos2t),\ y=a(2\sin t-\sin2t)$ is $9(r^2-a^2 )=8p^2$ - Mathematics Stack Exchange
![Pedal and Contrapedal Curves of Framed Immersions in the Euclidean 3-Space | Mediterranean Journal of Mathematics Pedal and Contrapedal Curves of Framed Immersions in the Euclidean 3-Space | Mediterranean Journal of Mathematics](https://media.springernature.com/lw685/springer-static/image/art%3A10.1007%2Fs00009-023-02408-z/MediaObjects/9_2023_2408_Fig3_HTML.png)
Pedal and Contrapedal Curves of Framed Immersions in the Euclidean 3-Space | Mediterranean Journal of Mathematics
![calculus - Show that the pedal equation of the curve $x=a(2\cos t-\cos2t),\ y=a(2\sin t-\sin2t)$ is $9(r^2-a^2 )=8p^2$ - Mathematics Stack Exchange calculus - Show that the pedal equation of the curve $x=a(2\cos t-\cos2t),\ y=a(2\sin t-\sin2t)$ is $9(r^2-a^2 )=8p^2$ - Mathematics Stack Exchange](https://i.stack.imgur.com/CgTcr.jpg)
calculus - Show that the pedal equation of the curve $x=a(2\cos t-\cos2t),\ y=a(2\sin t-\sin2t)$ is $9(r^2-a^2 )=8p^2$ - Mathematics Stack Exchange
![Pedal curves of the ellipse and the hyperbola. Left: arc of the circle... | Download Scientific Diagram Pedal curves of the ellipse and the hyperbola. Left: arc of the circle... | Download Scientific Diagram](https://www.researchgate.net/publication/287051825/figure/fig2/AS:799341115633665@1567589181499/Pedal-curves-of-the-ellipse-and-the-hyperbola-Left-arc-of-the-circle-dash-whose.png)