Fri, 12 Apr 2019 22:09:25 +0200 wenzelm modernized tags: default scope excludes proof;
Fri, 12 Apr 2019 19:48:29 +0200 wenzelm report document tags as seen in the text (not the active tag of Thy_Output.present_thy);
Fri, 12 Apr 2019 17:09:21 +0200 wenzelm support "tag" marker with scope;
Fri, 12 Apr 2019 12:29:20 +0100 paulson tidying up messy proofs about group element order
Thu, 11 Apr 2019 22:38:02 +0100 paulson merged
Thu, 11 Apr 2019 22:37:49 +0100 paulson simpler and stronger proofs
Thu, 11 Apr 2019 21:33:21 +0200 wenzelm tuned;
Thu, 11 Apr 2019 21:01:59 +0200 wenzelm tuned;
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