fmax(3) Library Functions Manual fmax(3) fmax, fmaxf, fmaxl - LIBRARY Math library (libm, -lm) #include double fmax(double x, double y); float fmaxf(float x, float y); long double fmaxl(long double x, long double y); glibc (. feature_test_macros(7)): fmax(), fmaxf(), fmaxl(): _ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L x y. x y. NaN, . NaN, NaN. . attributes(7). +----------------------------+----------------------------------------------------------+--------------------------+ | | | | +----------------------------+----------------------------------------------------------+--------------------------+ |fmax(), fmaxf(), fmaxl() | | MT-Safe | +----------------------------+----------------------------------------------------------+--------------------------+ C11, POSIX.1-2008. glibc 2.1. C99, POSIX.1-2001. . fdim(3), fmin(3) Azamat Hackimov , Dmitry Bolkhovskikh , Yuri Kozlov ; GNU 3 , . . , , . Linux man-pages 6.06 31 2023 . fmax(3)