Fri, 05 May 2006 21:59:49 +0200 wenzelm more robust pretty_term_typ, using well-typed parse tree representation;
Fri, 05 May 2006 21:59:48 +0200 wenzelm replaced find_paths by irreducible_paths, i.e. produce paths within a Hasse diagram;
Fri, 05 May 2006 21:59:47 +0200 wenzelm replaced Sorts.DOMAIN by general Sorts.CLASS_ERROR;
Fri, 05 May 2006 21:59:46 +0200 wenzelm added class_error and exception CLASS_ERROR (supercedes DOMAIN);
Fri, 05 May 2006 21:59:45 +0200 wenzelm added syntax for _type_constraint_;
Fri, 05 May 2006 21:59:44 +0200 wenzelm extern_early: improved handling of undeclared constants;
Fri, 05 May 2006 21:59:43 +0200 wenzelm replaced Graph.find_paths by Graph.irreducible_paths;
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