Tue, 03 Jan 2012 11:43:27 +0000 Christian Urban updated to explicit set type constructor (post Isabelle 3rd January)
Tue, 03 Jan 2012 01:42:10 +0000 Christian Urban proved that generalisation is closed under substitution
Mon, 02 Jan 2012 16:13:16 +0000 Christian Urban added definition for generalisation of type schemes (for paper)
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