The book “SAPR of knots and aggregates of machines . Functional Design" by Gribko G. P. , Cook A. C. and Rahley A. and . is a unique publication that will become an indispensable assistant for students, graduate students and specialists in the field of engineering and design In the context of rapid development of technologies and automation of design processes, this work offers readers a deep understanding of the principles of functional design of assemblies and assemblies of machines using modern computer-aided design systems (CAD) The book examines key aspects of design, ranging from theoretical foundations to practical recommendations for the use of CAD in real-world conditions. The authors emphasize the importance of a functional approach in design, which allows not only to optimize processes, but also to significantly improve the quality of the final product. The reader will be able to learn about various methods and tools that will help him in creating effective and reliable machine nodes, as well as how to properly integrate these technologies into his practice. The book will be especially useful for students of technical universities studying mechanical engineering, as well as for young professionals who are just starting their way in this field. It may also be of interest to experienced engineers seeking to update their knowledge and learn new design approaches. If you are looking for literature on topics such as machine design, process automation, or the application of modern technology in engineering, then this edition is right for you. The topics raised in the book cover a wide range of issues, including methods of analysis and synthesis of structures, the use of computer technologies in design, as well as the interaction of various nodes and assemblies. The authors share their knowledge and experience, which makes the material accessible and understandable to a wide audience . The book stands out for its practical orientation, which allows the reader not only to master the theory, but also to apply the knowledge gained in practice. The style of the authors is distinguished by the clarity and logic of the presentation . They skillfully connect theoretical aspects with practical examples, which makes reading fascinating and informative. Gribko, Povarekho and Rahley are experienced specialists, each of whom has significant experience in the field of design and engineering. Their previous work has also received recognition in professional circles, which makes this publication even more valuable. The book “SAPR of knots and aggregates of machines . Functional Design" is not just a tutorial, but a real find for everyone who wants to deepen their knowledge in the field of design and master modern tools that will help in creating innovative solutions. It will become a reliable companion on the way to professional growth and will help you become an expert in your field. If you want to learn more about functional design, modern methods and tools, as well as how to effectively use CAD in your work, do not miss the opportunity to read this book. It will open up new horizons for you and help you create high-quality and reliable machine assemblies and assemblies that meet the highest standards.