# algebraic number

An algebraic number is a real or complex number that is the root of a polynomial with rational coefficients.

The algebraic numbers are countable. A number that is not algebraic is said to be a transcendental number; examples include *e* and \(\pi\).

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- [MLA] “algebraic number.”
*Platonic Realms Interactive Mathematics Encyclopedia.*Platonic Realms, 29 Sep 2014. Web. 18 Dec 2014. <http://platonicrealms.com/> - [APA] algebraic number (29 Sep 2014). Retrieved 18 Dec 2014 from the
*Platonic Realms Interactive Mathematics Encyclopedia:*http://platonicrealms.com/encyclopedia/algebraic-number/