+ * Revision 1.6 2004/03/21 22:52:06 mdw
+ * Merge and close elliptic curve branch.
+ *
+ * Revision 1.5.4.1 2004/03/21 22:39:46 mdw
+ * Elliptic curves on binary fields work.
+ *
+ * Revision 1.5 2000/10/08 12:02:41 mdw
+ * Use Euclid's algorithm rather than the binary one.
+ *
+ * Revision 1.4 2000/06/17 11:34:46 mdw
+ * More hacking for the signs of the outputs.
+ *
+ * Revision 1.3 1999/12/10 23:18:39 mdw
+ * Change interface for suggested destinations.
+ *