A Venn diagram, also called a set diagram or logic diagram, shows all possible logical relations between a finite collection of different sets. These diagrams depict elements as … See more

Venn diagrams were introduced in 1880 by John Venn in a paper entitled "On the Diagrammatic and Mechanical Representation of Propositions and Reasonings" in the … See more

A Venn diagram is constructed with a collection of simple closed curves drawn in a plane. According to Lewis, the "principle of these diagrams is that classes [or sets] be represented by regions in such relation to one another that all the possible logical relations of these … See more

Venn diagrams correspond to truth tables for the propositions $${\displaystyle x\in A}$$, $${\displaystyle x\in B}$$, etc., in the sense that each region of Venn diagram corresponds … See more

This example involves two sets of creatures, represented here as colored circles. The orange circle represents all types of creatures that have two legs. The blue circle represents … See more

Venn diagrams have been commonly used in memes. At least one politician has been mocked for misusing Venn diagrams. See more

Venn diagrams typically represent two or three sets, but there are forms that allow for higher numbers. Shown below, four intersecting spheres … See more