$$
$$
You probably know what a graph is. A graph looks this:
This is a companion discussion topic for the original entry at https://blog.algebraicjulia.org/post/2020/09/cset-graphs-1/index.html
This is a companion discussion topic for the original entry at https://blog.algebraicjulia.org/post/2020/09/cset-graphs-1/index.html