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FMAX(3)                    Linux Programmer's Manual                   FMAX(3)

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(7)):
       fmax(), fmaxf(), fmaxl():
           _XOPEN_SOURCE >= 600 || _ISOC99_SOURCE ||
           _POSIX_C_SOURCE >= 200112L;
           or 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(3)
COLOPHON
       This page is part of release 3.53 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/.

                                  2010-09-20                           FMAX(3)