System Grab Bag

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Name

fmin, fminf, fminl - determine minimum of two floating-point numbers

Library

Math library ( libm ", " -lm )

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 );

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.

Attributes

For an explanation of the terms used in this section, see attributes(7). allbox; lbx lb lb T{ fmin()fminf()fminl()
InterfaceAttributeValue
T}Thread safetyMT-Safe

Standards

C11, POSIX.1-2008.

History

glibc 2.1. C99, POSIX.1-2001.

See Also

  1. fdim(3),
  2. fmax(3)