Lectures on Theoretical Mechanics . H. 2. Dynamics, Analytical Mechanics" under the authorship of a team of authors, in particular Y. N. Sankina is a fascinating and deep immersion into the world of mechanics, which is the basis of many engineering and scientific disciplines. This work is a continuation of the first part, where the reader has already become familiar with the basics of theoretical mechanics, and now he will have to study more complex and interesting aspects of dynamics and analytical mechanics. The second volume of the book covers key concepts of dynamics, including the laws of motion, forces and their interactions, and also goes deep into analytical mechanics, where principles are considered that allow describing the movement of bodies using more abstract mathematical methods. The reader will be able to learn about such important topics as the coordinate system, kinematics, the dynamics of systems and the principles of Lagrange and Hamilton. Each topic is revealed with clarity and logic, which makes the material understandable even to those who are not experts in the field of mechanics. This book will be especially interesting for students and graduate students of technical and natural sciences, as well as for anyone who is fond of physics and engineering. It will become an indispensable tool for those who study mechanics in universities, as well as for practicing engineers who want to refresh their knowledge or delve into the theoretical aspects of their profession. If you are looking for a high-quality manual on mechanics that not only explains the theory, but also offers practical examples, then this book will be an excellent choice. One of the notable features of the book is the style of presentation of the authors. They aim to make complex concepts understandable by using accessible language and illustrative examples. This allows the reader not only to absorb the material, but also to apply it in practice. In addition, the book contains many tasks and exercises that will help to consolidate the studied material and develop skills in solving engineering problems. The topics raised in the book are of great importance for the modern world. Dynamics and analytical mechanics are at the heart of many technologies, from the design of cars and aircraft to the development of new materials and control systems. Understanding these principles allows not only to create innovative solutions, but also to predict the behavior of complex systems, which is a key aspect in science and technology. Lectures on Theoretical Mechanics . H. 2. Dynamics, Analytical Mechanics” will be an important step towards a deep understanding of mechanics and its applications. It can be of interest not only to students, but also to teachers who are looking for quality materials for their courses. It is also worth noting that the work of Y. N. Sankina and his colleagues are part of a wider series that allows readers to continue exploring the topic in other volumes and deepen their knowledge. If you are looking for literature that combines theory and practice, as well as interesting and relevant tasks, then this book will be your faithful assistant. Immerse yourself in the world of mechanics with “Lectures in theoretical mechanics” and discover new horizons of knowledge!