> From: Dipperstein, Michael > > Case 3 is the interesting one. I haven't come up with a > formal proof, but I believe that the center of the original > circle is the point of intersection closest to the line > through your two initial points. > > -Mike Forget that. I just came up with a class of counter examples. -Mike -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body