set theory
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8 Terms
Set
A well-defined collection of distinct objects, represented by listing the elements inside curly braces.
Subset
A set A is a subset of set B if every element of A is also an element of B.
Union
The union of two sets A and B is the set that contains all the elements that are in A or B (or both).
Intersection
The intersection of two sets A and B is the set that contains all the elements that are in both A and B.
Complement
The complement of a set A is the set that contains all the elements that are not in A.
Universal Set
The universal set is the set that contains all the elements under consideration.
Empty Set
The empty set is the set that contains no elements.
Venn Diagram
A graphical representation of sets using circles or other shapes.
