Color can make it easier for people to identify important information, such as legends on an Excel graph. Professional designers learn to use color coding effectively to make websites, applications ...

The study of graph colouring has long been a central topic in discrete mathematics, with a prominent focus on optimising the assignment of labels or colours to vertices such that adjacent vertices are ...

They are a stunning visualisation of the art - and how it is orange. A programmer has created these stunning graphs to reveal the dominant colour of artworks through history They show Orange has ...

Recently a fascinating trend emerged. The rise of Pinterest and other interest-based social networks has suggested (or perhaps reminded us?) that there are in fact limitations to friends’ ...

This set of graph’s should be self-explanatory, but give a fascinating picture of Australia’s generation profile, state by state and nationally. What this graph of the day – sourced from the Bureau of ...

A theorem for coloring a large class of “perfect” mathematical networks could ease the way for a long-sought general coloring proof. Four years ago, the mathematician Maria Chudnovsky faced an all-too ...

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, ...