Important Notice

The pages on this site contain documentation for very old MS-DOS software, purely for historical purposes. If you're looking for up-to-date documentation, particularly for programming, you should not rely on the information found here, as it will be woefully out of date.

 ◄Description► ◄Example►                     ◄Up► ◄Contents► ◄Index► ◄Back►
─────Run-Time Library───────────────────────────────────────────────────────
 
  Include:   <math.h>, <errno.h>
 
  Syntax:    double _hypot( double x, double y );
             long double _hypotl( long double x, long double y );
 
  Returns:   the length of the hypotenuse if successful; HUGE_VAL
             (or _LHUGE_VAL for _hypotl) on overflow.
             errno: ERANGE
 
  See also:  _cabs
                                    -♦-