irrational number
A real number that is not rational.

Philosophy dictionary. . 2011.

Look at other dictionaries:

  • Irrational Number —   [engl.], irrationale Zahl …   Universal-Lexikon

  • Irrational number — In mathematics, an irrational number is any real number that is not a rational number that is, it is a number which cannot be expressed as a fraction m / n , where m and n are integers, with n non zero. Informally, this means numbers that cannot… …   Wikipedia

  • irrational number — noun a real number that cannot be expressed as a rational number • Syn: ↑irrational • Hypernyms: ↑real number, ↑real • Hyponyms: ↑transcendental number, ↑algebraic number * * * Math. a …   Useful english dictionary

  • irrational number — Math. a number that cannot be exactly expressed as a ratio of two integers. [1545 55] * * * Among the real numbers, any of those that cannot be represented as quotients of integers. In decimal form, irrational numbers are represented by… …   Universalium

  • irrational number — number that cannot be expressed as the ratio of two whole numbers (Mathematics) …   English contemporary dictionary

  • irrational number — noun Date: 1551 a number that can be expressed as an infinite decimal with no set of consecutive digits repeating itself indefinitely and that cannot be expressed as the quotient of two integers …   New Collegiate Dictionary

  • irrational number — noun Any real number that cannot be expressed as a ratio of two integers …   Wiktionary

  • irrational number — irra′tional num′ber n. math. a number that cannot be exactly expressed as a ratio of two integers • Etymology: 1545–55 …   From formal English to slang

  • Irrational — may refer to: *Irrationality *Irrational rhythm, *Irrational exuberance *Irrational GamesIn mathematics: *Irrational number *Proof that e is irrational *Proof that pi; is irrational *Quadratic irrational *List of integrals of irrational… …   Wikipedia

  • Number — For other uses, see Numbers (disambiguation). A number is a mathematical object used to count and measure. In mathematics, the definition of number has been extended over the years to include such numbers as zero, negative numbers, rational… …   Wikipedia

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