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Meaning of IRRATIONAL NUMBER

 
WordNet Dictionary
 
 Definition: 
[n]  a real number that cannot be expressed as a rational number
 
 See Also: 2.718282..., 3.14159265358979323846..., algebraic number, e, pi, real, real number, transcendental number

 

 

Computing Dictionary
 
 Definition: 

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.

 

 

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