Use a Venn diagram to find the HCF of two or more numbers An element that is contained in two different sets is a member of both of those sets and is in the intersection of the sets. close ...

Geometric intersection graphs form an intriguing class of structures in which vertices represent geometric objects – such as line segments, discs, or curves – and an edge is established between two ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

The Question and Answer feature helps readers learn more about prominent people in the business community. This issue's Q&A profiles Chris Prendergast, director of online marketing at Click Rain Inc.