The author presents various mathematical tricks and illusions that can be performed using simple calculations and mental arithmetic. The book "Магия чисел. Моментальные вычисления в уме и другие математические фокусы" by [Author's name] is a fascinating guide that reveals the secrets of mathematical magic and illusions. This book is a must-read for anyone interested in mathematics, science, and technology. It provides an in-depth look at how simple calculations and mental arithmetic can be used to perform incredible feats of magic and deception. The book begins by exploring the history of mathematics and its evolution over time. It highlights the importance of understanding the technological process of developing modern knowledge as the basis for the survival of humanity and the unity of people in a warring state. The author emphasizes the need to study and comprehend this process to appreciate the beauty and power of mathematics. The main part of the book is dedicated to presenting various mathematical tricks and illusions that can be performed using simple calculations and mental arithmetic. These include card tricks, number tricks, and other mind-boggling feats that will leave readers amazed. Each trick is explained step-by-step, making it easy for readers to learn and practice them. One of the most interesting aspects of the book is the way it demonstrates how math can be used to create illusions and deceive our senses. For example, the author shows how a simple calculation can be used to make a coin disappear and reappear in front of our eyes. This section of the book is sure to captivate readers and inspire them to try out these tricks on their friends and family.

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