You can use the Phase Plane and Slope Field apps to qualitatively analyze ordinary differential equations (ODEs). Phase Plane app: Analyze two-dimensional autonomous ODE systems. Slope Field app: ...

Using this mode it can be easily (using 3 keystrokes … it’s Emacs) to PDF or HTML to make it more readable (and add a table of contents). Please don’t try to “beautify” it with any other text editor ...