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'\" t
.\" Copyright 2002 Walter Harms (walter.harms@informatik.uni-oldenburg.de)
.\" and Copyright 2008, Linux Foundation, written by Michael Kerrisk
.\" <mtk.manpages@gmail.com>
.\"
.\" SPDX-License-Identifier: GPL-1.0-or-later
.\"
.TH fmin 3 2022-12-15 "Linux man-pages 6.03"
.SH NAME
fmin, fminf, fminl \- determine minimum of two floating-point numbers
.SH LIBRARY
Math library
.RI ( libm ", " \-lm )
.SH SYNOPSIS
.nf
.B #include <math.h>
.PP
.BI "double fmin(double " x ", double " y );
.BI "float fminf(float " x ", float " y );
.BI "long double fminl(long double " x ", long double " y );
.fi
.PP
.RS -4
Feature Test Macro Requirements for glibc (see
.BR feature_test_macros (7)):
.RE
.PP
.BR fmin (),
.BR fminf (),
.BR fminl ():
.nf
_ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L
.fi
.SH DESCRIPTION
These functions return the lesser value of
.I x
and
.IR y .
.SH RETURN VALUE
These functions return the minimum of
.I x
and
.IR y .
.PP
If one argument is a NaN, the other argument is returned.
.PP
If both arguments are NaN, a NaN is returned.
.SH ERRORS
No errors occur.
.SH VERSIONS
These functions were added in glibc 2.1.
.SH ATTRIBUTES
For an explanation of the terms used in this section, see
.BR attributes (7).
.ad l
.nh
.TS
allbox;
lbx lb lb
l l l.
Interface Attribute Value
T{
.BR fmin (),
.BR fminf (),
.BR fminl ()
T} Thread safety MT-Safe
.TE
.hy
.ad
.sp 1
.SH STANDARDS
C99, POSIX.1-2001, POSIX.1-2008.
.SH SEE ALSO
.BR fdim (3),
.BR fmax (3)
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