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 3.27 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/. 2010-09-20 FMAX(3)
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