Name
fmax, fmaxf, fmaxl - determine maximum of two floating-point numbersLibrary
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 andy
. Return Value
These functions return the maximum of x andy
. 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 |
T} | Thread safety | MT-Safe |