I don't. I learned all this while trying my own hand[0] at writing a sparse matrix library in Haskell and running into some of these issues. Unfortunately, I

I don't. I learned all this while trying my own hand[0] at writing a sparse matrix library in Haskell and running into some of these issues. Unfortunately, I mostly gave up. [0]https://xkcd.com/1831/ https://xkcd.com/1831/