irrational number (redirected from Irrational numbers)

irrational number

Among the real numbers, any of those that cannot be represented as quotients of integers. In decimal form, irrational numbers are represented by nonterminating, nonrepeating decimals. Examples include square roots of prime numbers and such transcendental numbers as π and e.

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irrational number

any real number that cannot be expressed as the ratio of two integers, such as π

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irrational number [i′rash·ən·əl ′nəm·bər]

(mathematics)

A number which is not the quotient of two integers.

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(mathematics)

irrational number - A real number which is not a rational number, i.e. it is not the ratio of two integers. The decimal expansion of an irrational is infinite but does not end in an infinite repeating sequence of digits. Examples of irrational numbers are pi, e and the square root of two.