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The Open Group Base Specifications Issue 7
IEEE Std 1003.1-2008
Copyright © 2001-2008 The IEEE and The Open Group

NAME

fmin, fminf, fminl - determine minimum numeric value 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);

DESCRIPTION

[CX] [Option Start] The functionality described on this reference page is aligned with the ISO C standard. Any conflict between the requirements described here and the ISO C standard is unintentional. This volume of POSIX.1-2008 defers to the ISO C standard. [Option End]

These functions shall determine the minimum numeric value of their arguments. [MX] [Option Start]  NaN arguments shall be treated as missing data: if one argument is a NaN and the other numeric, then these functions shall choose the numeric value. [Option End]

RETURN VALUE

Upon successful completion, these functions shall return the minimum numeric value of their arguments.

[MX] [Option Start] If just one argument is a NaN, the other argument shall be returned.

If x and y are NaN, a NaN shall be returned. [Option End]

ERRORS

No errors are defined.

The following sections are informative.

EXAMPLES

None.

APPLICATION USAGE

None.

RATIONALE

None.

FUTURE DIRECTIONS

None.

SEE ALSO

fdim , fmax

XBD <math.h>

CHANGE HISTORY

First released in Issue 6. Derived from the ISO/IEC 9899:1999 standard.

Issue 7

Austin Group Interpretation 1003.1-2001 #008 is applied.

End of informative text.

 

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