The book "Mathematics" edited by E. N. Belyaev is not just a textbook, but a whole world in which students, schoolchildren and everyone who seeks to understand and master this fascinating science are immersed. This work, created by a team of authors, is a real guide to mathematical concepts, from the simplest to the most complex, and covers a wide range of topics, including algebra, geometry, trigonometry and mathematical analysis. From the first pages, the reader plunges into an atmosphere where mathematics appears not as a set of formulas and theorems, but as a logically verified system that can explain many phenomena in the surrounding world. The book is written in an accessible language, which makes it ideal for students, schoolchildren and even for those who have long completed their studies, but want to refresh their knowledge. It will be especially useful for those who are ready for in-depth study of the subject, strive for scientific research or just want to improve their skills in solving problems. One of the key topics raised in the book is the relationship of mathematics with other sciences. The authors show how mathematical methods are applied in physics, chemistry, economics, and even art. This makes "Mathematics" not only a textbook, but also a source of inspiration for those who are looking for a practical application of mathematical knowledge. Readers will be able to see how mathematics permeates all aspects of our lives, from architecture to music, and how it helps solve real-world problems. The style in which the book is written is clear and logical. The authors use many examples and tasks, which allows the reader not only to assimilate the theory, but also to consolidate knowledge in practice. Each chapter concludes with control questions and tasks, which contributes to a better understanding of the material and preparation for the exams . This approach makes the book not only useful, but also fascinating, because solving problems, the reader plunges into the world of logic and creativity. The book "Mathematics" will be interesting not only for schoolchildren and students, but also for everyone who wants to develop their analytical abilities and critical thinking. It will be an excellent assistant for teachers who are looking for quality material for their lessons, as well as for parents seeking to help their children in their studies. In today's world, where mathematical skills are becoming more and more in demand, this book can be the first step to a successful career in science, technology or business. If you are looking for literature that will help you to master mathematics from scratch or deepen your knowledge, then “Mathematics” under the editorship of E. N. Belyaev is exactly what you need. This book is not just a manual, but a real find for everyone who wants to understand how the world around us works through the prism of numbers and formulas. Do not miss the opportunity to discover the fascinating world of mathematics and develop your skills that will be useful to you in life and career.