Thu, 30 Jul 2009 11:38:52 +0200 | Christian Urban | made changes for SUBPROOF and sat_tac | changeset | files |
Tue, 28 Jul 2009 12:11:33 +0200 | Christian Urban | slightly changed exercises about rev_sum | changeset | files |
Tue, 28 Jul 2009 08:53:05 +0200 | Christian Urban | added more to the ML-antiquotation section | changeset | files |