Mon, 10 May 2010 21:33:48 -0700 | huffman | minimize imports | changeset | files |
Mon, 10 May 2010 21:27:52 -0700 | huffman | move lemma real_mult_is_one to Rings.thy, renamed to square_eq_1_iff | changeset | files |
Wed, 12 May 2010 12:50:00 +0200 | wenzelm | clarified Pretty.font_metrics; | changeset | files |