SQRT(3) BSD Programmer's Manual SQRT(3)NAME
cbrt, cbrtf, sqrt, sqrtf - cube root and square root functions
LIBRARY
libm
SYNOPSIS
#include <math.h>
double
cbrt(double x);
float
cbrtf(float x);
double
sqrt(double x);
float
sqrtf(float x);
DESCRIPTION
The cbrt() and cbrtf() functions compute the cube root of x.
The sqrt() and sqrtf() functions compute the non-negative square root of
x.
RETURN VALUES
If x is negative, sqrt(x) and sqrtf(x) set the global variable errno to
EDOM.
SEE ALSOmath(3)STANDARDS
The sqrt() function conforms to ANSI X3.159-1989 ("ANSI C").
HISTORY
The cbrt() function appeared in 4.3BSD.
MirOS BSD #10-current May 6, 1991 1