modernized Attrib.check_name/check_src similar to methods (see also a989bdaf8121);
proper context for global data;
tuned signature;
chapter CCL
session CCL = Pure +
description {*
Author: Martin Coen, Cambridge University Computer Laboratory
Copyright 1993 University of Cambridge
Classical Computational Logic based on First-Order Logic.
A computational logic for an untyped functional language with
evaluation to weak head-normal form.
*}
options [document = false]
theories Wfd Fix
session "CCL-ex" in ex = CCL +
description {*
Author: Martin Coen, Cambridge University Computer Laboratory
Copyright 1993 University of Cambridge
Examples for Classical Computational Logic.
*}
options [document = false]
theories Nat List Stream Flag