Sat, 09 Oct 1999 23:19:20 +0200 wenzelm added structured version of the proof;
Sat, 09 Oct 1999 23:18:01 +0200 wenzelm improved;
Sat, 09 Oct 1999 23:17:47 +0200 wenzelm bib;
(0) -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip