fmin(3) — Linux manual pages

Linux manual pages	Section 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)`;

Note

Feature Test Macro Requirements for glibc (see feature_test_macros(7)):
`fmin`(), `fminf`(), `fminl`():
`_ISOC99_SOURCE` \|\| `_POSIX_C_SOURCE` >= 200112L

	Note
	Link with `−lm`.

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.

COLOPHON

This page is part of release 4.07 of the Linux man-pages project. A description of the project, information about reporting bugs, and the latest version of this page, can be found at https://www.kernel.org/doc/man−pages/.

Copyright 2002 Walter Harms (walter.harmsinformatik.uni-oldenburg.de)
and Copyright 2008, Linux Foundation, written by Michael Kerrisk
<mtk.manpagesgmail.com>

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