Wed, 17 Sep 2008 15:59:23 +0200 krauss wf_finite_psubset[simp], in_finite_psubset[simp]
(0) -10000 -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip