Section: Linux Programmer's Manual (3)
fmin, fminf, fminl - determine minimum of two floating-point numbers
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
_ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L
These functions return the lesser value of
These functions return the minimum of
If one argument is a NaN, the other argument is returned.
If both arguments are NaN, a NaN is returned.
No errors occur.
These functions first appeared in glibc in version 2.1.
For an explanation of the terms used in this section, see
C99, POSIX.1-2001, POSIX.1-2008.
This page is part of release 5.07 of the Linux
A description of the project,
information about reporting bugs,
and the latest version of this page,
can be found at