автор: Anzhong Wang

This book is devoted to researchers who would like to investigate interactions among gravitational waves and matter fields beyond linear order, including the phenomena of memory effects, gravitationa …

This book reviews the construction of elementary systems living in de Sitter (d S) spacetime, in both the classical and quantum senses. Field theories on d S spacetime are among the most studied math …

This Second Edition is a comprehensive update, integrating the latest research and theoretical advancements in the field of de Sitter (d S) group representations. Building on the success of the first …