Thu, 24 Sep 1998 17:07:24 +0200 paulson renamed some axioms; some new theorems
Thu, 24 Sep 1998 16:53:14 +0200 oheimb introduced addSE2, addSD2, addE2, and addD2
Thu, 24 Sep 1998 16:53:00 +0200 oheimb improved description of looper and splitter
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