The Transformation of Fourier . Lectures" by B. A. Alexandrova is a fascinating and profound work that opens the world of mathematical analysis and its applications to the reader. In it, the author shares his knowledge and experience, plunging the reader into the subtleties and nuances of Fourier transforming - one of the most important tools in mathematics and engineering. This book will be a real find for students, graduate students and anyone interested in mathematics, physics and related sciences. What is the Fourier transform? It is a method that allows you to convert functions from a time domain to a frequency domain, which opens up new horizons for analyzing signals, images, and even quantum states. In. A. Alexandrov in his lectures not only explains the theoretical aspects of this method, but also demonstrates its practical application. Readers will be able to see how Fourier transforms are used in areas such as signal processing, information theory, and even in solving differential equations. The book is written in accessible language, which makes it suitable not only for professionals, but also for those who are just starting their way in the study of mathematical methods. It contains many examples, tasks and illustrations that help to better understand the material. This makes the "Fourier Transform. Lectures" is an ideal guide both for self-study and for use in educational institutions. The topics raised in the book cover a wide range of topics, from the foundations of function theory to the complex applications of Fourier transform in various sciences. In. A. Alexandrov emphasizes the importance of this method in the modern world, where data processing and information analysis are becoming increasingly relevant. Readers will be able to understand how Fourier transforms help in real-world tasks such as signal filtering, image compression, and even medical diagnostics. The author's special style is manifested in his ability to explain complex things in a simple and understandable language. In. A. Alexandrov is not only an outstanding scientist, but also a talented teacher, which makes his lectures lively and fascinating. His other well-known works, such as Mathematical Methods in Physics and Course in Mathematical Analysis, are also popular and recognized among students and teachers. The Transformation of Fourier . Lectures will be interesting not only for students and graduate students, but also for practitioners, engineers and anyone who wants to deepen their knowledge in mathematics and its applications. It will be an excellent addition to the library of everyone who is interested in modern scientific achievements and wants to be one step ahead in understanding complex mathematical concepts. If you are looking for a book that will not only explain to you the basics of Fourier transforming, but will also inspire you to further your study of mathematics and its applications, "The Fourier Transform. Lectures" B. A. Alexandra is what you need. Immerse yourself in the world of mathematical analysis and discover new horizons of knowledge!