Mon, 14 Jul 2008 11:19:42 +0200 command 'redo' no longer available;
wenzelm [Mon, 14 Jul 2008 11:19:42 +0200] rev 27565
command 'redo' no longer available;
Mon, 14 Jul 2008 11:19:41 +0200 replaced obsolete ProofHistory by ProofNode (backtracking only);
wenzelm [Mon, 14 Jul 2008 11:19:41 +0200] rev 27564
replaced obsolete ProofHistory by ProofNode (backtracking only);
Mon, 14 Jul 2008 11:19:40 +0200 removed obsolete 'redo' command;
wenzelm [Mon, 14 Jul 2008 11:19:40 +0200] rev 27563
removed obsolete 'redo' command; cannot_undo: global history; tuned;
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