Hi Robert, Great thanks! implicit_plot works well. I am running Maxima on Debian and this is the default release. Any idea on how to get updates easily on Debian? Nicholas On 11/24/21 1:23 AM, Robert Dodier wrote: Hi Nicholas, in Maxima 5.37, implicit plots were handled by a separate function |implicit_plot|, not by |plot2d|. I think |? implicit_plot| should show some info about it. You will need to say |load(implicit_plot);| before trying to call it. There have been many bug fixes and other improvements...
plot2d implicit function