+ * Revision 1.8 2004/04/02 01:03:49 mdw
+ * Miscellaneous constification.
+ *
+ * Revision 1.7 2002/01/13 13:42:53 mdw
+ * More efficient Rabin-Miller test: with random witnesses, skip redundant
+ * Montgomerization. (Being bijective, it can't affect the distribution.)
+ *