Path: utzoo!attcan!uunet!mcsun!tuvie!vexpert.dbai.tuwien.ac.at!schrefl
From: schrefl@vexpert.dbai.tuwien.ac.at (Michael Schrefl)
Newsgroups: comp.object
Subject: Re: ??Bidirectional Inheritence??
Message-ID: <3727@vexpert.dbai.tuwien.ac.at>
Date: 24 Oct 90 19:48:00 GMT
References: <6957@uwm.edu>
Organization: DB and ES Subdivision, TU Vienna
Lines: 9

that is, creating a new superclass for existing classes and
factoring out attributes and methods common to the classes into the
superclass. Our paper
   "Object class definition by generalization using upward
    inheritance" (M. Schrefl, E.J. Neuhold)
    IEEE 4th Int. Conf. on Data Engineering, pp. 4-13
addresses this problem.
                                 Michael Schrefl
                                 Vienna University of Technology