This app displays an intricate Venn diagram, containing various combinations of set intersections, unions and complements. Users can shade the area they choose by clicking on the diagram. Users can ...

It was introduced in the late 1800s by English logician, John Venn, although it is believed that the method originated earlier. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction ...

In set notation this is B = {1, 4, 9}. 30 people answered a survey about whether they have a dog or a cat. The Venn diagram shows the information from the survey. 13 people have got a dog.

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 intersection (of sets) (∩)On a Venn diagram, the region where ...