Thu, 22 Aug 2019 01:11:07 +0200 updated with the proof of bder
Christian Urban <urbanc@in.tum.de> [Thu, 22 Aug 2019 01:11:07 +0200] rev 345
updated with the proof of bder
(0) -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 tip