SQRT(3) Linux Programmers Manual SQRT(3)
NAME
sqrt, sqrtf, sqrtl  square root function
SYNOPSIS
#include
double sqrt(double x);
float sqrtf(float x);
long double sqrtl(long double x);
Link with lm.
DESCRIPTION
The sqrt() function returns the nonnegative square root of x. It
fails and sets errno to EDOM, if x is negative.
ERRORS
EDOM x is negative.
CONFORMING TO
SVr4, 4.3BSD, C89. The float and long double variants are C99 require
ments.
SEE ALSO
cbrt(3), csqrt(3), hypot(3)
COLOPHON
This page is part of release 3.05 of the Linux manpages project. A
description of the project, and information about reporting bugs, can
be found at http://www.kernel.org/doc/manpages/.
20020727 SQRT(3)
