Wed, 05 Jul 2000 16:37:52 +0200 paulson massive tidy-up: goal -> Goal, remove use of prems, etc.
Wed, 05 Jul 2000 14:26:58 +0200 oheimb disambiguated := ; added Examples (factorial)
Wed, 05 Jul 2000 10:28:29 +0200 oheimb corrected symbol for casting relation
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