Fri, 30 Jun 2006 12:04:03 +0200 haftmann slight refinements
Fri, 30 Jun 2006 12:03:36 +0200 haftmann refinement in instance command
Fri, 30 Jun 2006 12:03:21 +0200 haftmann small change in class_package
Thu, 29 Jun 2006 18:11:15 +0200 paulson added the "th" field to datatype Clause
Thu, 29 Jun 2006 18:10:59 +0200 paulson fixed the "factor" method
Thu, 29 Jun 2006 13:53:05 +0200 nipkow new function norm_term
Thu, 29 Jun 2006 13:52:28 +0200 nipkow new method "normalization"
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