Plenty of our childhoods had at least one math teacher who made the (ultimately erroneous) claim that we needed to learn to do math because we wouldn’t always have a calculator in our ...

If this is installed correctly, the following should show a properly rendered equation in the centre of the page: $$ \nabla L_D(\vec{w}) = \left[ \frac{\partial L_D}{\partial w_0},\dots, ...