Click where you want to zoom in. You can only zoom in when settings are not showing. Press any key to toggle settings. Click redraw if you change the color scheme or accuracy. The itirations determines how accurate and how slow it draws. If there is a lot of black, turn up the itirations. Before you save always click redraw to make sure it is saved correctly. Go to: https://turbowarp.org/490323910 for a MUCH FASTER version!
My dad helped with the equations.