Thu, 25 Oct 2001 19:59:00 +0200 wenzelm tuned;
Thu, 25 Oct 2001 19:55:41 +0200 wenzelm check_goal: setmp proofs 0;
Thu, 25 Oct 2001 16:09:39 +0200 kleing added windowlistener (can now close the frame by window controls)
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