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RocketLink!> Man page versions:
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SQRT(3) OpenBSD Programmer's Manual SQRT(3)
NAME
cbrt, cbrtf, sqrt, sqrtf  cube root and square root functions
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 nonnegative square root of
x.
RETURN VALUES
If x is negative, sqrt(x) and sqrtf(x) sets the global variable errno to
EDOM.
SEE ALSO
math(3)
HISTORY
The cbrt() function appeared in 4.3BSD.
OpenBSD 2.6 May 6, 1991 1
Source: OpenBSD 2.6 man pages. Copyright: Portions are copyrighted by BERKELEY SOFTWARE DESIGN, INC., The Regents of the University of California, Massachusetts Institute of Technology, Free Software Foundation, FreeBSD Inc., and others. 
(Corrections, notes, and links courtesy of RocketAware.com)
FreeBSD Sources for sqrt(3) functions FreeBSD Sources for sqrt(3) functions OpenBSD sources for sqrt(3)
Up to: Floating point math  Floating point math (including complex numbers)
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