2008-07-10 provide old-style undo operation (still unused);
wenzelm [Thu, 10 Jul 2008 17:26:23 +0200] rev 27524
provide old-style undo operation (still unused); clarified command category; misc tuning;
2008-07-10 added prompt markup;
wenzelm [Thu, 10 Jul 2008 17:26:22 +0200] rev 27523
added prompt markup;
2008-07-10 @{lemma}: allow terminal method;
wenzelm [Thu, 10 Jul 2008 13:37:35 +0200] rev 27522
@{lemma}: allow terminal method;
2008-07-10 @{lemma}: allow terminal method, close derivation unless (open) mode is given;
wenzelm [Thu, 10 Jul 2008 13:37:34 +0200] rev 27521
@{lemma}: allow terminal method, close derivation unless (open) mode is given;
2008-07-10 added is_diag;
wenzelm [Thu, 10 Jul 2008 13:37:33 +0200] rev 27520
added is_diag;
2008-07-10 slightly improved @{lemma} (both for latex and ML);
wenzelm [Thu, 10 Jul 2008 13:37:31 +0200] rev 27519
slightly improved @{lemma} (both for latex and ML); misc tuning;
2008-07-10 misc tuning;
wenzelm [Thu, 10 Jul 2008 11:17:16 +0200] rev 27518
misc tuning; more explicit error messages;
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