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


NAME
cbrt, cbrtf, cbrtl, sqrt, sqrtf, sqrtl -- cube root and square root func- tions
LIBRARY
Math Library (libm, -lm)
SYNOPSIS
#include <math.h> double cbrt(double x); float cbrtf(float x); long double cbrtl(long double x); double sqrt(double x); float sqrtf(float x); long double sqrtl(long double x);
DESCRIPTION
The cbrt(), cbrtf() and cbrtl() functions compute the cube root of x. The sqrt(), sqrtf() and sqrtl() functions compute the non-negative square root of x.
RETURN VALUES
If x is negative, sqrt(x), sqrtf(x) and sqrtl(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 9.0 November 19, 2013 NetBSD 9.0

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