Set Theory Visualizer — Union, Intersection, Complement

Sets

Number of sets

Universal set U (comma-separated)

Set A

Set B

Select an operation

n(A)

n(B)

n(A∩B)

n(A∪B)

Result

Enter elements for U, A and B — cardinalities and the selected operation fill in automatically, and the diagram updates to match.

Diagram updates live