Tullio Ceccherini-Silberstein is a professor in the Department of Engineering at Universit... del Sannio (Benevento), Italy. Maura Salvatori is an associate professor in the Department of Mathematics at Universit... degli Studi di Milano, Italy. Ecaterina Sava-Huss is a visiting assistant professor in the Department of Mathematics at Cornell University, New York.
'All parts are carefully presented, often tending to be self-contained and well documented … historical developments as well as significant fields of application of the theory are described for the enlightenment of the reader.' Jean-Guillaume Eon, Actas Crystallographica, Section A