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Sets Keywords

Set A collection of well-defined objects called elements
Element An object that is part of a set
Cardinal number The number of elements in a single set (denoted #)
Well-defined A set which has strict rules
Element An object that is part of a set
Null set An empty set which contains no elements
Venn Diagram A way of graphically representing sets. Venn Diagrams use illustrations rather than symbols
Universal Set The set of all elements in a study
Union The set of all elements contained in either or both sets (denoted by
Intersection The set of elements common to both sets (denoted by
Equal set Two sets are said to be equal if all the elements in both sets are also in the other
Subset The set B is a subset of the set A if all elements in set B are also in set A
Complement The set of elements that are in the universal set but not in the named set.
Set difference The elements that are in one set but not in another
Created by: gcallan