Hi, James! Glad to have you here! There's a lot going on in applied category theory, and a lot of it is brand new.

By the way, LaTeX (or more precisely MathJax) is a bit funny here, you wrote

`\\(L^{2})\\`

but you need to write

`\\(L^{2}\\)`

to get things to work: \\(L^{2}\\).