--- a/src/HOL/ROOT Sun Feb 24 20:18:32 2013 +0100 +++ b/src/HOL/ROOT Sun Feb 24 20:29:13 2013 +0100 @@ -455,7 +455,6 @@ Transfer_Int_Nat HarmonicSeries Refute_Examples - Landau Execute_Choice Summation Gauge_Integration