QuotMain.thy
Sat, 17 Oct 2009 12:31:48 +0200 Cezary Kaliszyk Merged
Sat, 17 Oct 2009 12:31:36 +0200 Cezary Kaliszyk Simplified
Sat, 17 Oct 2009 12:20:56 +0200 Cezary Kaliszyk Further in the proof
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