On: Graphical linear algebra: from matrices to monoids

[2_listerine_pls]

What problem does graph-representation solve?

[danharaj → 2_listerine_pls]

The structure is more obviously modular and the algebraic laws become topological phenomena, which makes it easier to consider more complicated structures than vector spaces.

[macawfish → danharaj]

You might be interested in Leavitt path algebras!

[macawfish → 2_listerine_pls]

From what I can tell, this series is a kind of intro to category theory by way of linear algebra