The author of TFA has a couple neat posts about squircles that might be of interest, too: 0: https://www.johndcook.com/blog/2018/02/13/squircle-curvature/ http

The author of TFA has a couple neat posts about squircles that might be of interest, too: 0: https://www.johndcook.com/blog/2018/02/13/squircle-curvature/ https://www.johndcook.com/blog/2018/02/13/squircle-curvature... 1: https://www.johndcook.com/blog/2019/04/02/history-of-the-term-squircle/ https://www.johndcook.com/blog/2019/04/02/history-of-the-ter...