wenzelm [Fri, 19 Aug 1994 15:42:13 +0200] rev 565
slightly changed args of infer_types;
replaced parents by enclose;
renamed 2nd add_types to attach_types and fixed the
typevar-sort-constraint BUG;
various minor internal changes;
wenzelm [Fri, 19 Aug 1994 15:41:39 +0200] rev 564
added inferT_axm;
removed extend_theory;
changed read_def_cterm: now uses Sign.infer_types;
wenzelm [Fri, 19 Aug 1994 15:41:00 +0200] rev 563
replaced mapst by map;
added find_first;
wenzelm [Fri, 19 Aug 1994 15:40:44 +0200] rev 562
added pretty_sg;
added infer_types;
removed subclasses arg of add_classes;
removed old 'extend' and related stuff;
various minor internal changes;
wenzelm [Fri, 19 Aug 1994 15:40:10 +0200] rev 561
added add_defs, add_defs_i;
wenzelm [Fri, 19 Aug 1994 15:39:52 +0200] rev 560
cleaned sig;
removed add_defns (now in drule.ML as add_defs);
removed add_sigclass;
minor internal changes;
wenzelm [Fri, 19 Aug 1994 15:39:19 +0200] rev 559
added theory_of_sign, theory_of_thm;
renamed get_thms to thms_of;
improved store_thms etc.;