Program draws ellipse exactly targetted through five points.
Use mouse to move the points.

PERMISSION  UID  GID    PACKED    SIZE  RATIO METHOD CRC     STAMP     NAME
---------- ----------- ------- ------- ------ ---------- ------------ ----------
[generic]                 2428   13136  18.5% -lh5- 75c1 Feb 12  1980 ellipse_exact LFCF.txt
[generic]                 3979   20190  19.7% -lh5- 5dad Feb 12  1980 ellipse_exact.amos
[generic]                  195     321  60.7% -lh5- ca35 Feb 12  1980 ellipse_exact.readme
[generic]                 2396   12646  18.9% -lh5- 5ff5 Feb 12  1980 ellipse_exact.txt
---------- ----------- ------- ------- ------ ---------- ------------ ----------
 Total         4 files    8998   46293  19.4%            Feb 13 03:11