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real number. In DICTIOUS you will not only get to know all the dictionary meanings for the word
real number, but we will also tell you about its etymology, its characteristics and you will know how to say
real number in singular and plural. Everything you need to know about the word
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English
Noun
real number (plural real numbers)
- (mathematics) The limit of a convergent sequence of rational numbers, whether the limit is a rational number such as 2, -5, or 2/7 or whether the limit is an irrational number such as the square root of two or the circumference of the circle whose radius is one.
- Every integer is a real number, but not vice versa.
- A real number can be regarded abstractly as an equivalence class of Cauchy sequences of real numbers.WP
- (computing) A floating-point number.
- Even if you pass sqrt an integer, it returns a real number.
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Translations
limit of a convergent sequence of rational numbers
See also