The book "Study of stability of electric power systems on the computer" by E. In. Calentionka is an exciting and deep immersion in the world of electricity, which will be an indispensable tool for both students and professionals in this field. With the rapid development of technologies and increasing energy consumption, the issues of stability and reliability of electric power systems are becoming increasingly relevant. This book offers readers a unique look at the methods and approaches used to analyze and optimize the operation of such systems. Author, E. In. Calentionok, is a recognized expert in the field of electricity and system analysis. His works are known for their scientific rigor and practical focus. In this book, he shares his knowledge and experience, which makes it not only theoretically sound, but also practically useful. Readers will be able to find in it not only theoretical foundations, but also real examples that will help to better understand the complex processes occurring in electric power systems. The book covers a wide range of topics, ranging from the basics of the sustainability of electric power systems to modern methods of modeling and analysis using computational technologies. Particular attention is paid to methods to assess the stability of systems in various external influences and emergency situations. This makes the book relevant for professionals working in the field of design and operation of electric power facilities. “Study of stability of electric power systems on the computer” will be of interest not only to students of technical universities studying electric power engineering, but also to practicing engineers who seek to deepen their knowledge and master new methods of analysis. The book can also attract the attention of researchers involved in the development of new technologies in the field of energy, as well as managers and decision makers in the field of energy systems management. The topics raised in the book address not only technical aspects, but also broader issues such as sustainable development, ecology, and safety. In the face of global climate change and growing energy demand, the sustainability of electricity systems is becoming key to ensuring reliable and safe energy supply. Kalentionok emphasizes the importance of integrating new technologies and approaches, which makes his work especially relevant in the light of modern challenges. The author's style is distinguished by clarity and accessibility of presentation, which allows the reader to easily assimilate complex concepts and ideas. Calention uses many illustrations, graphs and examples, which makes the material more visual and understandable. His ability to explain complex things in plain language makes the book appealing to a wide audience. If you are looking for information on how modern technologies can change the approach to analyzing the sustainability of electric power systems, or want to learn more about methods that will help you in your professional activities, then this book will be a real find for you. Readers interested in such works as "Electric Systems and Networks" or "Fundamentals of Electric Power", will find in the "Study of the stability of electric power systems on the computer" many useful ideas and concepts. In conclusion, “Study of the stability of electric power systems on a computer” is not just a book, but a whole world of knowledge that will open up new horizons in the field of electric power industry. Do not miss the opportunity to immerse yourself in this fascinating topic and expand your knowledge that will help you become a real expert in your field.