A proper Venn diagram depicts every combination of intersections. Rejiggering the layout won’t help. Every four-circle drawing suffers the same flaw. To see why, start with a single circle and ...

A Venn diagram can show data sets ... the overlap is empty or the circles do not overlap. The overlap between sets is called the intersection. The notation for the intersection of set A and ...

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 ...

You may well be familiar with Venn diagrams – the ubiquitous pictures of typically two or three intersecting circles, illustrating the relationships between two or three collections of things.