fmax(3) | Library Functions Manual | fmax(3) |
NAME
fmax, fmaxf, fmaxl - determine maximum of two floating-point numbers
LIBRARY
Math library (libm, -lm)
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);
Feature Test Macro Requirements for glibc (see
feature_test_macros(7)):
fmax(), fmaxf(), fmaxl():
_ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L
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.
ATTRIBUTES
For an explanation of the terms used in this section, see attributes(7).
Interface | Attribute | Value |
fmax (), fmaxf (), fmaxl () | Thread safety | MT-Safe |
STANDARDS
C11, POSIX.1-2008.
HISTORY
glibc 2.1. C99, POSIX.1-2001.
SEE ALSO
2024-05-02 | Linux man-pages 6.9.1 |