Mon, 03 Sep 2007 08:07:39 +0200 fixed Rat.inv
haftmann [Mon, 03 Sep 2007 08:07:39 +0200] rev 24522
fixed Rat.inv
Mon, 03 Sep 2007 08:01:35 +0200 fixed Rat.inv
haftmann [Mon, 03 Sep 2007 08:01:35 +0200] rev 24521
fixed Rat.inv
Sun, 02 Sep 2007 23:36:21 +0200 fix sgn_div_norm class
huffman [Sun, 02 Sep 2007 23:36:21 +0200] rev 24520
fix sgn_div_norm class
Sun, 02 Sep 2007 12:34:20 +0200 made theorem-references safe
urbanc [Sun, 02 Sep 2007 12:34:20 +0200] rev 24519
made theorem-references safe
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