Set symbols of set theory and probability with name and definition: set, subset, union, intersection, element, cardinality, empty set, natural/real/complex number set

Aug 7, 2020 · Definition: The union of sets A and B is the set of items that are in either A or B. Notation: A ∪ B. Examples: Definition: The intersection of sets A and B is the set of items that …

Here are the most common set symbols. In the examples C = {1, 2, 3, 4} and D = {3, 4, 5} but B has more elements. { n | n > 0 } = {1, 2, 3,...} { n : n > 0 } = {1, 2, 3,...} {1, 2, 3,...} or {0, 1, 2, …

Jan 8, 2026 · This page offers an overview of set theory focusing on union, intersection, and complement. It uses practical examples, including a comparison of sets from parents in the …

For this reason, complements are usually only used with intersections, or when we have a universal set in place. A universal set is a set that contains all the elements we are interested …

Perform the operations of union, intersection, complement, and difference on sets using proper notation. Be able to draw and interpret Venn diagrams of set relations and operations and use …

The following figures give the set operations and Venn Diagrams for complement, subset, intersection, and union. Scroll down the page for more examples and solutions.

In this Boolean algebra, union can be expressed in terms of intersection and complementation by the formula where the superscript denotes the complement in the universal set ⁠ ⁠.

In set theory, we use different symbols to do operations like union, intersection etc., Here, we are going to see different symbols used in set theory to do the above mentioned operations.

For the house party described above, the union is the set of all your friends along with the friends of your roommate or all the friends together. The intersection will be the friends that you and …