Index of Section 3 Manual Pages
| Interix / SUA | cbrt.3 | Interix / SUA |
SQRT(3) System Library Functions Manual SQRT(3)
NAME
cbrt, cbrtf, sqrt, sqrtf - cube root and square root functions
SYNOPSIS
#include
double
cbrt(double x);
float
cbrtf(float x);
double
sqrt(double x);
float
sqrtf(float x);
DESCRIPTION
The cbrt() function computes the cube root of x. The cbrtf() function is
a single precision version of cbrt().
The sqrt() function computes the non-negative square root of x. The
sqrtf() function is a single precision version of sqrt().
RETURN VALUES
If x is negative, sqrt(x) and sqrtf(x) set the global variable errno to
EDOM.
SEE ALSO
math(3)
HISTORY
The cbrt() function appeared in 4.3BSD.
Interix May 31 2007 Interix