Beyer, Horst The reasoning of quantum mechanics : operator theory and the harmonic oscillator / Horst Beyer. - Cham : Springer, 2022. - vii, 79 pages : Illustrations ; 25 cm. - Synthesis lectures on engineering, science, and technology. . Includes bibliographical references and index. ISBN: 9783031171765 (hardcover) Subjects--Topical Terms: --Quantum theory. LC Class. No.: QC174.12.O64 BEY