Thu, 19 Oct 2000 21:25:15 +0200 provide more theorems (see subset.thy);
wenzelm [Thu, 19 Oct 2000 21:25:15 +0200] rev 10280
provide more theorems (see subset.thy); tuned;
(0) -10000 -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip