Graph colouring remains a central topic in graph theory, providing the mathematical framework for assigning colours to the elements of a graph under specific constraints. In particular, the colouring ...

Graph colouring is a fundamental problem in both theoretical and applied combinatorics, with significant implications for computer science, operational research and network theory. At its essence, ...

Maria you are giving the annual Hamilton Lecture soon in Dublin, what will you talk about? I will talk about simple problems or puzzles that relate to parties, doughnuts and colouring and explain how ...