Sat, 09 Nov 2002 00:12:25 +0100 kleing Hoare.ML -> hoare.ML
Fri, 08 Nov 2002 10:34:40 +0100 paulson Polishing.
Fri, 08 Nov 2002 10:28:29 +0100 paulson generalized wf_on_unit to wf_on_any_0
Thu, 07 Nov 2002 12:35:34 +0100 nipkow added raw proof blocks
Thu, 07 Nov 2002 09:26:44 +0100 nipkow small improvements
Thu, 07 Nov 2002 09:08:25 +0100 nipkow added show_main_goal
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