Fri, 23 Dec 2005 15:16:44 +0100 | wenzelm | proper treatment of nested conjunctions, i.e. simultaneous goals and mutual rules; | changeset | files |
Fri, 23 Dec 2005 14:33:28 +0100 | haftmann | is_prefix | changeset | files |
Thu, 22 Dec 2005 19:08:15 +0100 | haftmann | slight improvements | changeset | files |
Thu, 22 Dec 2005 17:57:09 +0100 | nipkow | more lemmas | changeset | files |