Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

A Venn diagram is a way of grouping different items. These groups are known as sets. We have a set of golf clubs or a set of dishes – these are just groups of those items. We write a set using a ...

The theme is Venn diagrams, those ubiquitous but useful pictures, usually consisting of two or three intersecting circles that illustrate how sets meet. Venn diagrams were devised and introduced in ...

Set notation is used in mathematics to essentially list numbers, objects or outcomes. This is read as 'Z is a set of the factors of 18'. This set could also be defined by us saying: Z = {1, 2, 3, 6, 9 ...