double
cbrt(
double x
)
float
cbrtf(
float x
)
double
sqrt(
double x
)
float
sqrtf(
float x
)
)
and
cbrtf(
)
functions compute
the cube root of
x.
The
sqrt()
and
sqrtf(
)
functions compute
the non-negative square root of x.
x
)
and
sqrtf(
x
)
set the global variable
errno
to EDOM.
)
function conforms to
ANSI X3.159-1989 (``ANSI C89'') .
)
function appeared in
4.3BSD.