Tue, 12 Oct 1999 10:24:05 +0200 paulson new "choose" lemmas by Florian Kammueller
Mon, 11 Oct 1999 20:44:23 +0200 wenzelm improved presentation;
Mon, 11 Oct 1999 20:43:38 +0200 wenzelm bind_thm "ccontr";
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