Asymptotic Methods in the Theory of Differential and Integro-Differential Equations by A. Filatova is a deep and fascinating study that opens the world of mathematical analysis and the theory of equations to the reader. If you are interested in mathematics, physics or engineering, this book will become a real storehouse of knowledge for you, offering both theoretical foundations and practical applications of asymptotic methods. In his work, Filatov immerses the reader in the complex but fascinating aspects of differential and integro-differential equations. It reveals how asymptotic methods can be used to solve problems that at first glance seem insoluble. The author masterfully combines theory with practice, which makes the material accessible and understandable even for those who are just starting their way in mathematics. Readers will be able to see how these methods are applied in a variety of fields, from mechanics to control theory, which emphasizes the universality and importance of the topics under consideration. The book will be especially interesting for students, graduate students and teachers, as well as practitioners working in the field of applied mathematics and physics .. If you are passionate about mathematics and want to deepen your knowledge in the field of differential equations, then this work will become an indispensable assistant for you. In addition, professionals involved in the modeling and analysis of complex systems will find in the book many useful methods and approaches that will help in their work. The topics raised in the book cover a wide range of issues, ranging from the basics of asymptotic analysis to its modern applications. Filatov not only explains how asymptotic methods work, but also demonstrates their effectiveness through real examples. This allows the reader not only to understand the theory, but also to see how it is applied in practice. An important aspect of the book is its ability to inspire further study and research, encouraging the reader to ask questions and seek answers. Style A. Filatov is distinguished by clarity and logical presentation, which makes complex concepts more accessible to understanding. It uses many illustrations and examples, which helps the reader to better assimilate the material. This book is not just a textbook, but a real find for those who seek a deep understanding of the subject. Filatov is also known for his other work in mathematics, and his experience and knowledge are certainly reflected in this book. If you are looking for literature on asymptotic methods, differential equations or mathematical analysis, then "Asymptotic methods in the theory of differential and integro-differential equations" will be an excellent choice for you. This book will not only enrich your knowledge, but will also help you develop the analytical thinking you need to solve complex problems. Do not miss the opportunity to immerse yourself in the world of asymptotic methods and discover new horizons in mathematics!