Two computer scientists found — in the unlikeliest of places — just the idea they needed to make a big leap in graph theory. This past October, as Jacob Holm and Eva Rotenberg were thumbing through a ...

This project is a Python implementation of a greedy algorithm to color the vertices of a graph, inspired by the Four-Color Theorem. The program reads a graph from a file, assigns colors to each vertex ...

Like the core algorithm, Google’s Knowledge Graph periodically updates. But little has been known about how, when, and what it means — until now. I believe these updates consist of three things: ...