imagine the channels as colors assigned to the nodes, and voila! The phone companies are trying to solve a graph coloring problem. Unfortunately, the graph coloring problem is nearly impossible to ...

Nelson asked: What is the smallest number of colors that you’d need to color any such graph, even one formed by linking an infinite number of vertices? The problem, now known as the Hadwiger-Nelson ...

In this tutorial, I’ll walk through one text-styling task I saw demo’d at RStudio Conference last month: adding color ... subsequent graph code accordingly. Hashtag <- c("#python", "#python ...