"- Use case: displaying 3D data in two dimensions using contours or color-coded regions.\n", "- There are three applicable Matplotlib functions: ``plt.contour`` for contour plots, ``plt.contourf`` for ...

Similarly, you can draw a horizontal bar plot with the barh() command. Or, you can draw box and whisker plots with the boxplot() command. You can create plain contour plots with the contour() command.

I have seen that sympy implicit plots are giving plots with inconsistent line thickness. Maybe it is a wrong direction to use complicated adaptive sampling schemes to plot curves in the plane, while ...