## Centrality measures: who is the most important in a network?

In this article, we discuss several ways to quantify the importance of nodes in a network. We will discuss how…

Category Archives: Graph Theory

In this article, we discuss several ways to quantify the importance of nodes in a network. We will discuss how…

Common sense tells us that objects of comparable size should be equally hard to find. Yet, when searching inside a…

In Part 1 of this series on graph coloring, all the graphs that we saw were finite, i.e., they had…

Part 1: Learn about applied and theoretical aspects of graph coloring: a tool that helps us design exam schedules or…

On Wednesday I was teaching an exercise class on graph theory. There was this one exercise that was troubling me…

On a quiet afternoon, professor Meth is working in her office in Leiden on some tantalizing mathematics problems. Suddenly, someone…

How taking random decisions can help you win the elections

Mathematics exhibition "IMAGINARY: beauty and power of mathematics" is from the 1st of October in Utrecht!

Imagine you’re in a remote village and only have a limited number of vaccines to distribute to protect the community…

Traveling exhibition about visible and invisible mathematics.