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N.B.: Um evtl. griechische Schriftart in verschiedenen Teilen dieses Aufsatzes als griechische Schrift darstellen zu können, brauchen Sie einen Browser, der die TrueType Schriftart SGREEK unterstützt. Sorry for any inconvenience.
Copyright (c) 2000 by Hans-Dieter Juenger, all rights reserved. This text may be used and shared in accordance with the fair-use provisions of U.S. copyright law, and it may be archived and redistributed in electronic form, provided that the author is notified and no fee is charged for access. Archiving, redistribution, or republication of this text on other terms, in any medium, requires the consent of the author.
First put on site 26 September 2000
Last modifed