Real number

Revision as of 10:07, 22 June 2006 by Cosinator (talk | contribs) (added links)

A real number is a number that falls on the real number line. It can have any value. Some examples of real numbers are:$1, 2, -23.25, 0, \frac{\pi}{\phi}$, and so on. Numbers that are not real are 3i, 3+2.5i, 3+2i+2j+k, i.e. complex numbers, and quaternions. The set of real numbers is denoted by $\mathbb{R}$.

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