# Definition:Space

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## Disambiguation

This page lists articles associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article.

**Space** may refer to:

A **space** in mathematics is a synonym for set, usually with some other additional properties that make it more useful for study.

- Also see aggregate, which has a similar sort of connotation, but vaguer.

## Intuitive

**Space** is a word used to mean ordinary space, that is, the universe we live in.

The intuitive belief is that space is 3-dimensional and therefore isomorphic to the real vector space $\R^3$.

## Source

- 2014: Christopher Clapham and James Nicholson:
*The Concise Oxford Dictionary of Mathematics*(5th ed.) ... (previous) ... (next): Entry:**space**