FMIN(3) Linux Programmer's Manual FMIN(3) NAME fmin, fminf, fminl - determine minimum of two floating-point numbers SYNOPSIS #include <math.h> double fmin(double x, double y); float fminf(float x, float y); long double fminl(long double x, long double y); Link with -lm. Feature Test Macro Requirements for glibc (see feature_test_macros(7)): fmin(), fminf(), fminl(): _ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L DESCRIPTION These functions return the lesser value of x and y. RETURN VALUE These functions return the minimum 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. ATTRIBUTES For an explanation of the terms used in this section, see attributes(7). ┌──────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┬───────────────┬─────────┐ │Interface │ Attribute │ Value │ ├──────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┼───────────────┼─────────┤ │fmin(), fminf(), fminl() │ Thread safety │ MT-Safe │ └──────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┴───────────────┴─────────┘ CONFORMING TO C99, POSIX.1-2001, POSIX.1-2008. SEE ALSO fdim(3), fmax(3) 2021-03-22 FMIN(3)