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Associative rings that possess Morita dualities or self- dualities form the object of this book. They are assumed to have an identity and modules are assumed unitary. The book sets out to give an extensive introduction to thisclass of rings, covering artinian rings, ring extensions, Azuma- ya's exact rings, and more. Among the interesting results presented are a characterization of duality via linear com- pactness, ring extensions with ...

This text grew up from lecturcs givcn at he t University of Rennes I during the academic year 1988-1989. The main topics covered arc second microlocalization along a agrangian l manifold, defined by Sjostrand in [Sj], and its application to the study of conormal sin­ gularities for solutions of semilinear hyperbolic partial differential equations, developed by Lebeau [L4]. To give a quite self-contained treatment of these questions, we induded...

A handbook stressing the enduring theoretical principles of the design of measurement systems. The material is organized to correspond to the sequence in which a management system is first conceived, then designed, built, installed, and maintained. Includes the latest information on digital signals, pattern recognition, digital data networks and feedback systems design, and focus on the problem of extracting signals in the presence of noise so...

Volume eight in the "History Of Middle-Earth" series, and the third part of Christopher Tolkien's study of how "The Lord Of The Rings" was written.

Explores the uses Greeks made of myth and the uses to which we can put myth in recovering the richness of their culture. Sheds light on many aspects of Greek history and culture - including war, religion and sexuality.

In this contemporary retelling of a traditional tale, Willy cries "Wolf!" to get out of ordeals like taking a bath or going to his violin lesson, until the wolf really appears.