Thu, 07 Jun 2018 16:09:43 +0200 isabelle emacs no longer exists;
wenzelm [Thu, 07 Jun 2018 16:09:43 +0200] rev 68407
isabelle emacs no longer exists;
Thu, 07 Jun 2018 19:36:12 +0200 utilize 'flip'
nipkow [Thu, 07 Jun 2018 19:36:12 +0200] rev 68406
utilize 'flip'
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -2 +2 +10 +30 +100 +300 +1000 +3000 +10000 tip