Category theory via graphical linear algebra

I was reading through Hacker News (as I often do) and came across the link with the name “Graphical Linear Algebra”. I tend to click on most links at the front page and this link wasn’t an exception. What I found there is a blog by Pawel Sobocinski where he talks about Graphical Linear Algebra (surprise) and how it’s application. Very early in the series he mentions that GLA is connected to category theory – area of mathematics that I’ve been trying to understand for a loooong time given how useful it is for functional programming. [Read More]