Venn Diagrams

What is a Venn Diagram?

J. Venn M.A. (1880) I. On the diagrammatic and mechanical representation of propositions and reasonings, The London, Edinburgh, and Dublin Philosophical Magazine and Journal of Science, 10:59, 1-18, DOI: 10.1080/14786448008626877

Venn Article Venn Article 2 Venn Example

Venn Diagrams continued

  • Graphical representation of set operations

  • Convenient as check or for presentation and explanation but (like any diagram) not conclusive without explanation.

\(A\cup(B\cap C)\)

\((A\cup B)\cap (A\cup C)\)

\((A-B)\cup C\)