Thu, 29 Apr 2010 18:24:52 +0200 | blanchet | fix more "undeclared symbol" errors related to SPASS's DFG format | changeset | files |
Thu, 29 Apr 2010 17:45:39 +0200 | blanchet | be more discriminate: some one-line Isar proofs are silly | changeset | files |
Thu, 29 Apr 2010 17:39:46 +0200 | blanchet | one-step Isar proofs are not always pointless | changeset | files |