sqrt

SQRT(3)			  Linux Programmer’s Manual		      SQRT(3)



NAME
       sqrt, sqrtf, sqrtl - square root function

SYNOPSIS
       #include <math.h>

       double sqrt(double x);

       float sqrtf(float x);

       long double sqrtl(long double x);

DESCRIPTION
       The  sqrt()  function  returns  the non-negative square root of x.  It
       fails and sets errno to EDOM, if x is negative.

ERRORS
       EDOM   x is negative.

CONFORMING TO
       SVID 3, POSIX, BSD 4.3, ISO 9899.  The float and the long double vari-
       ants are C99 requirements.

SEE ALSO
       hypot(3)



				  2002-07-27			      SQRT(3)