wenzelm [Fri, 29 Dec 2006 18:46:01 +0100] rev 21941
removed obsolete proof_general.ML;
wenzelm [Fri, 29 Dec 2006 18:25:46 +0100] rev 21940
minor tuning;
wenzelm [Fri, 29 Dec 2006 18:25:45 +0100] rev 21939
tuned specifications/proofs;
wenzelm [Fri, 29 Dec 2006 17:24:49 +0100] rev 21938
replaced Sign.classes by Sign.all_classes (topologically sorted);
prefer structure Sign over Sorts;
renamed Sorts.project to Sorts.subalgebra;
wenzelm [Fri, 29 Dec 2006 17:24:49 +0100] rev 21937
renamed Graph.project to Graph.subgraph;
wenzelm [Fri, 29 Dec 2006 17:24:47 +0100] rev 21936
replaced Sign.classes by Sign.all_classes (topologically sorted);
prefer structure Sign over Sorts;
wenzelm [Fri, 29 Dec 2006 17:24:46 +0100] rev 21935
renamed project to subgraph, improved presentation, avoided unnecessary evaluation of predicate;
wenzelm [Fri, 29 Dec 2006 17:24:45 +0100] rev 21934
Sorts.minimal_classes;
wenzelm [Fri, 29 Dec 2006 17:24:44 +0100] rev 21933
classes: more direct way to achieve topological sorting;
renamed classes to all_classes;
added minimal_classes;
renamed project to subalgebra, tuned;
wenzelm [Fri, 29 Dec 2006 17:24:43 +0100] rev 21932
replaced classes by all_classes (topologically sorted);
added minimal_classes;