The book "Invariant Tories of Nonlinear Wave Equations" by Kolesov A. Yu. and Rose N. X. It is a fascinating and in-depth study in mathematical physics and nonlinear wave theory. This publication will be especially interesting to those who seek to understand the complex mechanisms underlying nonlinear wave processes, and are looking for new approaches to their analysis. The authors, with considerable experience and knowledge in the field of theoretical physics, offer readers a unique view of invariant toruses, which play a key role in the study of nonlinear wave equations. The book covers a wide range of topics, ranging from the basics of nonlinear dynamics to modern methods of solving equations, which makes it an indispensable tool for students, graduate students and researchers working in this field. In Invariant Tories of Nonlinear Wave Equations, the authors not only present theoretical foundations, but also offer practical examples, which allows the reader to understand the material more deeply. The book includes many illustrations and graphs that help to visualize complex concepts and make the learning process more fascinating. The reader will be able to see how abstract mathematical ideas are embodied in real physical phenomena, such as the propagation of waves in various environments. This book will be especially useful for undergraduate and graduate students studying mathematical physics, the theory of nonlinear systems, and for professionals working in applied mathematics and physics. If you are interested in topics such as the dynamics of complex systems, wave processes and mathematical models, then “Invariant Tories of Nonlinear Wave Equations” will be a real find for you. The topics raised in the book cover a wide range of issues, such as the stability of solutions, the symmetry of nonlinear equations, and their application in various fields of science and technology. The authors emphasize the importance of invariant structures in the analysis of dynamical systems, which makes the book relevant and in demand in the scientific community. The style of writing Kolesov and Rozov is clear and accessible, which allows even complex concepts to be presented in an understandable form. This makes the book not only a useful textbook, but also a fascinating reading for anyone interested in modern advances in physics and mathematics. The authors are also known for their other works, which have gained recognition in academia, which emphasizes their authority and competence in this field. If you are looking for a book that will help you immerse yourself in the world of nonlinear waves and open new horizons in understanding complex physical processes, “Invariant Tories of Nonlinear Wave Equations” will become your reliable companion. Do not miss the opportunity to expand your knowledge and look at familiar things from a new perspective, exploring the exciting world of mathematics and physics together with Kolesov and Pink.