sqrt(3) - NetBSD Manual Pages

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SQRT(3)                 NetBSD Library Functions Manual                SQRT(3)


NAME
cbrt, cbrtf, sqrt, sqrtf -- cube root and square root functions
LIBRARY
Math Library (libm, -lm)
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 ALSO
math(3)
STANDARDS
The sqrt() function conforms to ANSI X3.159-1989 (``ANSI C89'').
HISTORY
The cbrt() function appeared in 4.3BSD. NetBSD 5.1 May 6, 1991 NetBSD 5.1
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