Mon, 12 Jan 2009 12:10:41 -0800 huffman declare dvd_minus_iff and minus_dvd_iff [iff]
Mon, 12 Jan 2009 12:09:54 -0800 huffman new lemmas about synthetic_div; declare degree_pCons_eq_if [simp]
Tue, 13 Jan 2009 13:47:35 +0100 wenzelm added Isar/isar_document.ML: Interactive Isar documents.
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