Difference between revisions of "Fractional part of a number"
From Encyclopedia of Mathematics
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| − | A function defined for all real numbers $x$ and equal to the difference between $x$ and the [[Integral part|integral part]] (entier) $[x]$ of the number $x$. It is usually denoted by $\{x\}$. Thus, $\{1.03\}=0.03$; $\{-1.25\}=0.75$; $\{\pi\}=0. | + | A function defined for all real numbers $x$ and equal to the difference between $x$ and the [[Integral part|integral part]] (entier) $[x]$ of the number $x$. It is usually denoted by $\{x\}$. Thus, $\{1.03\}=0.03$; $\{-1.25\}=0.75$; $\{\pi\}=0.1415926535\dots$. |
Latest revision as of 13:07, 16 December 2012
A function defined for all real numbers $x$ and equal to the difference between $x$ and the integral part (entier) $[x]$ of the number $x$. It is usually denoted by $\{x\}$. Thus, $\{1.03\}=0.03$; $\{-1.25\}=0.75$; $\{\pi\}=0.1415926535\dots$.
How to Cite This Entry:
Fractional part of a number. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Fractional_part_of_a_number&oldid=29219
Fractional part of a number. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Fractional_part_of_a_number&oldid=29219
This article was adapted from an original article by S.A. Stepanov (originator), which appeared in Encyclopedia of Mathematics - ISBN 1402006098. See original article