Wed, 13 Sep 2000 18:47:30 +0200 paulson more integer theorems, better simplification
Wed, 13 Sep 2000 18:46:45 +0200 paulson moved Primes, Fib, Factorization from HOL/ex
Wed, 13 Sep 2000 18:46:09 +0200 paulson zgcd now works for negative integers
(0) -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip