Venn had initially used diagrams developed by the Swiss mathematician Leonard Euler to show some relationships between sets, which he then developed into his famous Venn diagrams.

Venn diagram for 11 sets of objects See more in our gallery: " Discover the beauty of extreme Venn diagrams " A new rose has blossomed in the garden of mathematics: a flowery Venn ...

Use Venn diagrams to illustrate data in a logical way which will enable you to see groupings and sets clearly.

John Venn: The man behind the famous diagrams – and why his work still matters today One of Venn’s major achievements was to find a way to visualise a mathematical area called set theory.