Tue, 19 Jul 2005 17:21:45 +0200 wenzelm tuned;
Tue, 19 Jul 2005 16:16:53 +0200 obua proving bounds for real linear programs
Tue, 19 Jul 2005 14:59:11 +0200 schirmer removed some garbage;
Tue, 19 Jul 2005 11:38:45 +0200 paulson textual tweak
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