Tue, 03 Jun 2014 16:22:01 +0200 hoelzl use 0 as integral-value for non-integrable functions, simplify a couple of rewrite rules
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 +3000 +10000 tip