[mcovalt]

The intersection of graphs, FSMs, and linear algebra is really wild. I touched a very tiny bit on this topic a few weeks ago [0]. I highly recommend the book "Mathematics of Big Data" [1] if you're interested in this subject.

[0] https://news.ycombinator.com/item?id=31344146

[1] https://mitpress.mit.edu/books/mathematics-big-data