Tue, 20 Jul 2010 08:54:21 +0200 haftmann datatype classes are abstract
Tue, 20 Jul 2010 08:54:21 +0200 haftmann avoid deprecation
Tue, 20 Jul 2010 06:35:29 +0200 haftmann robustified metis proof
Mon, 19 Jul 2010 20:23:52 +0200 haftmann modernized abel_cancel simproc setup
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