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 \(\pi\).

Citation Info

  • [MLA] “algebraic number.” Platonic Realms Interactive Mathematics Encyclopedia. Platonic Realms, 29 Sep 2014. Web. 26 Nov 2015. <>
  • [APA] algebraic number (29 Sep 2014). Retrieved 26 Nov 2015 from the Platonic Realms Interactive Mathematics Encyclopedia:


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