2011-06-23 | Christian Urban | the simplifier can simplify "sort (atom a)" if a is a concrete atom type declared with atom_decl | file | diff | annotate |
2011-05-10 | Christian Urban | made the subtyping work again | file | diff | annotate |
2011-05-10 | Christian Urban | updated to new Isabelle (> 9 May) | file | diff | annotate |