Collection of works of academician A . N. Krylova . Supplement to Volumes V and VI" is a unique publication, which is not only a scientific work, but also an important contribution to the development of domestic science and culture. Author, Academician A. N. Krylov is known as an outstanding scientist, mathematician and mechanic whose work has had a significant impact on many areas of knowledge. This addition to his main volumes - V and VI - opens up new horizons for the reader, allowing a deeper understanding of the ideas and concepts that Krylov developed throughout his career. This collection contains works that not only complement already known research, but also represent independent research, in which Krylov touches on the most important issues of mechanics, control theory and applied mathematics. The reader will be able to get acquainted with new approaches and methods that were developed by the author, as well as with his reflections on the future of science. These works not only demonstrate a deep understanding of the subject, but also reflect Krylov's philosophical views on the development of science and its role in society. The book will be of particular interest to students and teachers of technical and natural science disciplines, as well as to anyone who is fond of mathematics and mechanics. It can be an excellent addition to the learning process, as well as a source of inspiration for researchers seeking to expand their knowledge in these areas. In addition, lovers of the history of science will find in this publication a lot of valuable information about how scientific ideas developed in Russia and abroad. The topics raised in the "Collection of Works" cover a wide range of issues, ranging from the basics of mechanics to complex mathematical models. Krylov is not afraid to ask difficult questions and offer non-standard solutions, which makes his work relevant today. In this context, the book becomes not only a historical document, but also an important source for modern scientists who are looking for answers to current problems. Style A. N. Krylov is distinguished by clarity and logical presentation, which makes his work available to a wide audience. His ability to explain complex concepts in simple language allows readers who do not even have deep knowledge in mathematics to understand the basic ideas and principles. This quality makes the "Collection of Works" not only a scientific, but also an educational publication that can be useful to both professionals and amateurs. Krylov is also known for his other works, such as "Basics of Mechanics" and "Control Theory", which have already become classics in their field. These works, like the Collected Works, highlight his unique approach to science and research, as well as his commitment to innovation. Readers familiar with his previous work will find many familiar topics in this addition, but also new ideas that can change their perception of science. Thus, "Collection of works of academician A. N. Krylova . Supplement to Volumes V and VI" is not just a book, but a whole world of knowledge waiting to be discovered. It will be a valuable resource for anyone interested in science, mechanics and mathematics, as well as for those who want to understand how the ideas of great scientists shape our perception of the world. Do not miss the opportunity to immerse yourself in the thoughts of one of the greatest minds of your time and discover new horizons of knowledge!