I am trying to reproduce the diagram below: I'm wondering what I should use to generate this. I can make the matrix, that's simple, but getting the arrows right is what's difficult... It would be ...
I would like your advice on writing a matrix with latex. In order to explain the meaning of the rows and columns, the matrix should be surrounded by two arrows, one on the left side pointing downward ...
I would like to visualize some matrix operations like that: How can I do that (preferably something that also works for mathjax)?