Tue, 09 Jun 2015 22:48:11 +0100 paulson more tidying up of proofs
Mon, 08 Jun 2015 23:52:21 +0100 paulson tidying messy proofs
Mon, 08 Jun 2015 23:51:08 +0100 paulson tidying messy proofs
Mon, 08 Jun 2015 22:04:19 +0200 wenzelm merged
Mon, 08 Jun 2015 22:04:15 +0200 wenzelm clarified context;
Mon, 08 Jun 2015 21:39:16 +0200 wenzelm tuned;
Mon, 08 Jun 2015 21:23:28 +0200 wenzelm clarified abstracted term bindings;
Mon, 08 Jun 2015 20:58:43 +0200 wenzelm avoid duplicate warning due to Variable.warn_extra_tfrees;
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