"The theory of functions of a complex variable" is not just a textbook, but a real treasure trove of knowledge collected by a team of authors who seek to convey to readers all the beauty and complexity of one of the most fascinating areas of mathematics. This book will become an indispensable assistant for students, graduate students and anyone interested in mathematical analysis and function theory. It opens the door to the world of complex numbers, their properties and applications, which makes it relevant both for future mathematicians and for engineers, physicists and specialists in the field of computer science. The book immerses the reader in the exciting world of complex analysis, where functions become not just an abstraction, but living tools capable of solving real problems. The author’s team masterfully explains the basic concepts, ranging from elementary functions to more complex topics, such as analytical functions, Cauchy integrals and the Residues theorem. Each section is written with clarity and depth, which allows the reader not only to assimilate the material, but also to see its practical application in various fields of science and technology. This book will be especially interesting for those who already have basic knowledge in mathematics and want to deepen their knowledge in the field of complex analysis. Students of mathematical and engineering specialties, graduate students, as well as teachers will find in it not only the theoretical foundations, but also a lot of examples, tasks and exercises that will help to consolidate the studied . The book can also attract the attention of mathematics enthusiasts who want to expand their horizons and understand how complex functions affect various aspects of the real world. The topics raised in the book cover a wide range of issues, from the basics of complex numbers and their geometric interpretation to the application of complex analysis in physics and engineering. The reader will be able to learn how complex functions are used in electrical engineering, quantum mechanics, and even in control theory. This makes the book especially valuable because it shows how abstract mathematical concepts can find their application in a wide variety of fields. The style of the authors is distinguished by the availability and consistency of the presentation . They seek to make complex ideas comprehensible by using intuitive explanations and illustrative examples. This allows the reader not only to master the material, but also to enjoy the learning process. The team of authors includes recognized specialists in the field of mathematics, which guarantees high quality of the presented material. If you are looking for books that are similar in genre, pay attention to "