FMAX
FMAX
Section: Linux Programmer's Manual (3) Updated: 2010-09-20 Local index
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NAME
fmax, fmaxf, fmaxl - determine maximum of two floating-point numbers
SYNOPSIS
#include <math.h >
double fmax(double x , double y );
float fmaxf(float x , float y );
long double fmaxl(long double x , long double y );
Link with -lm .
Feature Test Macro Requirements for glibc (see
feature_test_macros
fmax (),
fmaxf (),
fmaxl ():
_XOPEN_SOURCE >= 600 || _ISOC99_SOURCE ||
_POSIX_C_SOURCE >= 200112L;
cc -std=c99
DESCRIPTION
These functions return the larger value of
x
and
y .
RETURN VALUE
These functions return the maximum of
x
and
y .
If one argument is a NaN, the other argument is returned.
If both arguments are NaN, a NaN is returned.
ERRORS
No errors occur.
VERSIONS
These functions first appeared in glibc in version 2.1.
CONFORMING TO
C99, POSIX.1-2001.
SEE ALSO
fmin
COLOPHON
This page is part of release 3.27 of the Linux
man-pages
project.
A description of the project,
and information about reporting bugs,
can be found at
http://www.kernel.org/doc/man-pages/.
Index
NAME
SYNOPSIS
DESCRIPTION
RETURN VALUE
ERRORS
VERSIONS
CONFORMING TO
SEE ALSO
COLOPHON
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