The book "The numerical solution of some problems of the theory of lubrication" under the authorship of a team of authors, including N. In. Yerkaeva is an important contribution to the field of mechanics and engineering, which will be of particular interest to specialists and students studying the theory of lubrication and its practical applications. This work is not just a textbook, but a real research paper that covers a wide range of issues related to numerical methods in lubrication systems. The book examines key aspects of lubrication theory, including mathematical models that describe the behavior of lubricating fluids under various conditions. The authors suggest the reader to plunge into the world of complex calculations and algorithms that allow you to find solutions for problems related to friction, wear and effectiveness of lubrication systems. Each chapter of the book contains not only theoretical calculations, but also practical examples, which makes the material accessible and understandable to a wide audience. Who can like this book? First of all, it will be useful for students and graduate students of technical specialties studying at the faculties of mechanics, mechanical engineering and materials science . Engineers and practitioners working in the design and operation of machinery will also find much useful information in it. The book will be of interest to those who seek to deepen their knowledge in the field of lubricants and their applications in various industries, such as automotive, aviation and energy. The topics raised in the book cover not only theoretical aspects, but also actual problems faced by engineers in their practice. For example, the authors consider in detail the effect of various factors on lubrication efficiency, such as temperature, pressure, and speed.. This allows the reader to better understand how to optimize the operation of the mechanisms and extend their service life. The book also addresses environmental and sustainability issues, emphasizing the importance of choosing the right lubricants to reduce the negative impact on the environment. The style of the authors is distinguished by the clarity and accessibility of the presentation, which makes complex mathematical concepts more understandable. They use visual graphics and illustrations that help to visualize the processes described and facilitate understanding of the material. The team of authors includes experts in the field of mechanics and materials science, which gives the book additional value and authority. The book "The numerical solution of some problems of the theory of lubrication" will become an indispensable assistant for all who are interested in modern methods of solving engineering problems. It not only expands the horizons of knowledge, but also inspires new research and development in the field of lubrication technologies. If you are looking for literature that combines theory and practice, as well as current research in the field of lubricants, this book definitely deserves your attention. In search of similar works, readers can look for books on mechanics, friction theory, and lubrication, such as Friction and Wear Theory or Lubricants: Choice and Application. These works will also help to deepen the understanding of the topics covered in the book by Yerkaev and his colleagues, and expand the horizons in the field of mechanics and engineering.