Theoretical Physics . T. 9 Statistical Physics . H. 2. Condensed Matter Theory” is an outstanding work written by outstanding scientists Leva Davidovich Landau and Evgeny Mikhailovich Lifshitz .. This volume is part of an extensive series that covers key aspects of theoretical physics and is not only a textbook, but also a true encyclopedia of knowledge for students, graduate students and anyone interested in physics at a deep level. The book is devoted to statistical physics, namely condensed matter theory, which is one of the most relevant and complex topics in modern physics. It examines the basic principles underlying the behavior of substances in different states, as well as the interaction of particles and their collective properties. The authors masterfully explain complex concepts such as phase transitions, thermodynamic properties of systems, and quantum effects in condensed states. This makes the book not only theoretically rich, but also practically useful for understanding the processes occurring in nature. Who can like this book? First of all, it will be of interest to students and graduate students of physics, as well as teachers who are looking for an in-depth understanding of statistical physics . However, not only professionals will find value in it .. Science lovers who seek to expand their horizons and understand how the world works at the particle level will also enjoy reading. The book is suitable for those who are interested in solid state physics, quantum mechanics and thermodynamics. The topics raised in this volume cover a wide range of issues, ranging from the basics of statistical mechanics to complex concepts such as superconductivity and magnetism theory. Landau and Lifschitz raise important philosophical questions about the nature of matter and energy, about how the macroscopic properties of systems can arise from microscopic interactions. This makes the book not only a textbook, but also a source of deep reflection on the nature of physics and its role in our understanding of the universe. The style of the authors is distinguished by the clarity and logic of the presentation . They skillfully use mathematical formulas and graphic illustrations to make complex concepts more accessible. Landau and Lifschitz are known for their ability to explain difficult topics in simple language, which makes their books real classics in the field of scientific literature. Their previous works, such as Quantum Mechanics and Thermodynamics and Statistical Physics, have already won recognition among readers and students, and this volume is no exception. Theoretical Physics . T. 9 Statistical Physics . H. 2. Condensed Matter Theory is not just a textbook, but a real find for anyone who wants a deeper understanding of the physical laws governing the world. It offers readers a unique opportunity to immerse themselves in the world of theoretical physics and discover the amazing aspects that shape our understanding of reality. If you are looking for a serious and fascinating reading that will help you expand your knowledge of physics, this book will be your reliable companion on this fascinating journey.