Fri, 30 May 1997 15:30:52 +0200 paulson Moved "less_eq" to NatDef from Arith
Fri, 30 May 1997 15:24:27 +0200 paulson New results including the basis for unique factorization
Fri, 30 May 1997 15:23:49 +0200 paulson Now "primes" is a set
(0) -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip