This is very helpful! If I may make a shameless self-plug, this would be even better as something that is dynamic and can be interactively played with. A few ye

This is very helpful! If I may make a shameless self-plug, this would be even better as something that is dynamic and can be interactively played with. A few years ago I made this iPython notebook for similar didactic purposes: https://github.com/turingbirds/gradient_descent/blob/master/gradient_descent.ipynb https://github.com/turingbirds/gradient_descent/blob/master/...