The book "Multi-network structural-algebraic algorithms" under the authorship of a team of authors, including Vladimir Valeryevich Efremov, is a deep immersion in the world of modern mathematical modeling and algorithmic methods. This publication will be a real find for students, graduate students, researchers and practitioners in the field of applied mathematics, computer science and engineering, as well as for anyone interested in algorithmic approaches to solving complex problems. The book focuses on multi-network methods that allow you to effectively solve problems related to numerical analysis and data processing. These algorithms, based on structural-algebraic principles, open new horizons in optimizing calculations and improving the accuracy of models. The reader will be able to learn about how multi-grid structures help to cope with large amounts of data and complex computational tasks, which makes this publication relevant in the era of big data and artificial intelligence. The book will be of interest not only to specialists in mathematics and computer science, but also to those who work in related fields, such as physics, economics and bioinformatics. It is suitable both for students who want to deepen their knowledge and for experienced professionals seeking to master new methods and technologies. If you are interested in algorithms, modeling and optimization, this publication will be a valuable source of information and inspiration for you. The topics raised in the book cover a wide range of issues, from the theoretical foundations of multi-network methods to practical applications in various fields of science and technology. The authors share their experience and knowledge, which allows the reader not only to understand the basics, but also to see how these methods are applied in practice. The book contains many examples and tasks that will help to consolidate the knowledge gained and develop skills. The style of the authors is distinguished by clarity and accessibility of the presentation, which makes complex concepts understandable even for those who are just starting their way in studying this topic. Each chapter is logically structured and contains both the theoretical part and practical tasks, which contributes to a deep understanding of the material. The team of authors, including such well-known specialists as Vladimir Valeryevich Efremov, has established itself in the scientific community thanks to its research and publications in the field of algorithmic methods and numerical analysis. If you were looking for a book that combines theory and practice, and also offers a fresh look at multi-network structural-algebraic algorithms, then "Multi-network structural-algebraic algorithms" is exactly what you need. It will become not only a textbook, but also a reference book for those who are striving for professional growth and want to be aware of current trends in the field of computing technologies. Thus, this edition is not just a book, but a whole world of knowledge that is waiting to be opened. Do not miss the opportunity to immerse yourself in the fascinating and complex world of multi-network algorithms that can change your approach to solving problems and expand the horizons of your knowledge.