CBRT
Section: Linux Programmer's Manual (3)
Updated: 20100920
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NAME
cbrt, cbrtf, cbrtl  cube root function
SYNOPSIS
#include <math.h>
double cbrt(double x);
float cbrtf(float x);
long double cbrtl(long double x);
Link with lm.
Feature Test Macro Requirements for glibc (see
feature_test_macros(7)):
cbrt():

_BSD_SOURCE  _SVID_SOURCE  _XOPEN_SOURCE >= 500 
_XOPEN_SOURCE && _XOPEN_SOURCE_EXTENDED  _ISOC99_SOURCE 
_POSIX_C_SOURCE >= 200112L;
or
cc std=c99
cbrtf(),
cbrtl():

_BSD_SOURCE  _SVID_SOURCE  _XOPEN_SOURCE >= 600  _ISOC99_SOURCE 
_POSIX_C_SOUCE >= 200112L;
or
cc std=c99
DESCRIPTION
The
cbrt()
function returns the (real) cube root of
x.
This function cannot fail; every representable real value has a
representable real cube root.
RETURN VALUE
These functions return the cube root of
x.
If
x
is +0, 0, positive infinity, negative infinity, or NaN,
x
is returned.
ERRORS
No errors occur.
CONFORMING TO
C99, POSIX.12001.
SEE ALSO
pow(3),
sqrt(3)
COLOPHON
This page is part of release 3.54 of the Linux
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A description of the project,
and information about reporting bugs,
can be found at
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Index
 NAME

 SYNOPSIS

 DESCRIPTION

 RETURN VALUE

 ERRORS

 CONFORMING TO

 SEE ALSO

 COLOPHON

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Time: 05:29:10 GMT, January 19, 2018