ProgTutorial/Helper/Command/Command.thy
2010-10-29 Christian Urban disabled foobar_prove; updated to new Isabelle
2010-08-28 Christian Urban updated to new isabelle
2010-05-27 Christian Urban updated to new Isabelle
2010-04-26 Christian Urban updated to new Isabelle
2009-11-19 Christian Urban updated to new Isabelle
2009-10-03 Christian Urban updated to new Isabelle; more work on the data section
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