Permission

All rights to every part of this book, in all its editions, foreign and domestic are reserved by Paul Pietsch or his estate. But, providing you accurately identify the author and the source, you -- or your students -- may use or copy, free, any or all parts of the work for artistic, scholarly, educational or other non-commercial purposes as set forth under U.S. copyright laws.

Paul Pietsch,
Bloomingting, Indiana
1996

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pietsch@indiana.edu