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Command: rint | Section: 3 | Source: OpenBSD | File: rint.3
RINT(3) FreeBSD Library Functions Manual RINT(3)
NAME
nearbyint, nearbyintf, nearbyintl, rint, rintf, rintl - round to integral
value in floating-point format
SYNOPSIS
#include <math.h>
double
nearbyint(double x);
float
nearbyintf(float x);
long double
nearbyintl(long double x);
double
rint(double x);
float
rintf(float x);
long double
rintl(long double x);
DESCRIPTION
The rint(), rintf(), and rintl() functions return the integral value
nearest to x according to the prevailing rounding mode.
The nearbyint(), nearbyintf(), and nearbyintl() functions do the same,
but without raising the "inexact" floating-point exception.
SEE ALSO
abs(3), ceil(3), fabs(3), floor(3)
HISTORY
A rint() function appeared in Version 6 AT&T UNIX.
FreeBSD 14.1-RELEASE-p8 June 5, 2013 FreeBSD 14.1-RELEASE-p8