# Tuple Set

A Tuple Set is a set of tuples.

**AKA:**Tuple Point Set.**Context:**- It can be a Function Input to a Tuple-Input Function.
- It can be a member of a Metric Space.
- It can range from being a Pure Tuple Set to being a Tuple Multiset (such as
`{(a,1), (a,1)}`

). - It can range from being a Heterogeneous Tuple Set to being a Homogeneous Tuple Set (such as a vector set).
- It can range from being an Abstract Tuple Set to being a Tuple Set Data Structure.

**Example(s):**`{(a,1), (b,2)}`

.- …

**Counter-Example(s):**- a Tuple List.
- a Matrix.

**See:**Record Set, Tuple-Output Function.