Oops, looks like this page is being worked on!
in the meantime, check out this brachistochrome animation I made on matlab.
Can I tell you, every time I touch matlab, I find something about it that is marketably more frustrating than its python counterpart? Here's a visual of a standard reduced row echelon form process. It took my computer 1 hour, 52 minutes, and 19 seconds to finish running, frustratingly but amusingly occupying 10.76 gigabytes of ram because a certain program felt it was necessary to not free up memory in ram as it went along.