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Sets
Maths
Term | Definition |
---|---|
A set | Is a collection of well-defined and distinct objetcs |
x|x | x such that x |
{} or ∅ | Null set |
⊂ | Is a subset of |
⊄ | Is not a subset of |
= | Equal to |
≠ | Is not equal to |
Union | U |
Intersection | ∩ |
∈ | Is an element of |
∉ | Is not an element of |
Universal set | Contains all the elements in a set, every set is a subset of the universal set |
Complement | A' |
X less than Y | X\Y |