Theoretical Foundations of Electrical Engineering . Fundamentals of Nonlinear Electrical Engineering in Exercises and Tasks" edited by E. A. Karpova is a unique and indispensable resource for students, teachers and anyone interested in electrical engineering and related disciplines. This work is not just a textbook, but a real encyclopedia of knowledge, covering a wide range of topics related to the theoretical and practical aspects of electrical engineering. The book details the basic principles of electrical engineering, as well as nonlinear aspects that often remain in the shadow of traditional textbooks. Nonlinear electrical engineering is an area that is becoming increasingly relevant in today's world, where complex systems and devices require a deep understanding of nonlinear processes. The author's team, consisting of experienced specialists, offers readers not only theoretical foundations, but also practical exercises and tasks that will help to consolidate the knowledge gained. Who can be interested in this book? First of all, it will be useful for students of technical universities studying electrical engineering, electronics and related disciplines . It is also suitable for teachers who are looking for quality materials to prepare for classes and exams . Engineers and specialists working in the field of electrical engineering will find in the book valuable tips and solutions that will help them in their professional activities. In addition, science and technology enthusiasts seeking to expand their horizons will also appreciate this work. The topics raised in the book cover a wide range of issues, ranging from the basics of electrical circuits to complex nonlinear systems. Readers will be able to delve deeper into concepts such as resistors, capacitors, inductances, and more complex aspects, including diodes, transistors, and other elements that play a key role in modern electrical systems. The book not only explains the theory, but also offers many practical problems, which makes it an ideal tool for self-testing and consolidation of knowledge. The style of the author and editors is clear and accessible, which makes it easy to assimilate even the most complex concepts. Each section of the book is logically structured, which helps the reader to move sequentially from simple to complex. In addition, the text uses modern examples and illustrations, which makes the study more visual and interesting. E. A. Karpov is known for his work in the field of electrical engineering and electronics, and his experience, combined with the work of a team of authors, makes this book a real treasure for everyone who seeks a deep understanding of the subject. If you are looking for literature that will help you not only to prepare for exams, but also to develop practical skills, this book will become your reliable companion. Do not miss the opportunity to immerse yourself in the world of electrical engineering with the “Theoretical Foundations of Electrical Engineering . The basics of nonlinear electrical engineering in exercises and tasks" is not just a book, but a whole universe of knowledge ready to open its doors to you.