Wed, 10 Oct 2001 18:37:52 +0200 berghofe Tuned several functions to improve sharing of unchanged subproofs.
Tue, 09 Oct 2001 18:11:07 +0200 wenzelm added global modes ref;
Mon, 08 Oct 2001 15:23:20 +0200 wenzelm sane numerals (stage 3): provide generic "1" on all number types;
(0) -10000 -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip