The book "Integral calculus of the function of one variable" by Valkovskaya V. and . is a real storehouse of knowledge for those who seek to better understand the basics and intricacies of mathematical analysis This book is intended for students, graduate students and teachers, as well as for everyone who is interested in mathematics and wants to master one of the most important sections of mathematical analysis - integral calculus. Valkovskaya V . and . created a work that not only systematizes the theoretical foundations, but also helps to develop the practical skills necessary to solve complex problems What makes "Integrated Calculus of a Single Variable Function" particularly attractive to readers? First, the author masterfully combines a rigorous academic style with clarity and accessibility of presentation. The book deals in detail with basic concepts, such as a definite and indefinite integral, methods of integration, properties of integrals and their application in various fields of science and technology. Particular attention is paid to the development of intuition and logical thinking, which makes the material understandable even for those who are just beginning to get acquainted with mathematics. Valkovskaya V . and . not just introduces the course, but leads the reader along the path of discovery, revealing to him the wealth of methods and techniques that allow him to solve a wide variety of problems. This book is especially suitable for students of technical and humanitarian specialties, teachers, as well as those who are engaged in independent study of mathematics. Age audience from senior students preparing to enter the university, to adult scientists who want to refresh their knowledge. For those who are looking for a textbook that combines theory with practical examples, “Integrated calculus of a function of one variable” will be an indispensable assistant. It details classical and modern methods of integration, as well as demonstrates examples from real life, which makes the material more lively and interesting. The topics raised in the book go beyond a simple explanation of formulas. Valkovskaya V . and . touches upon issues of historical development of integral calculus, shows its connection with other branches of mathematics and applied sciences. Particular attention is paid to the technique of calculations, analytical methods and their application in physics, engineering, economics and other spheres. Thanks to this approach, the book becomes not only a textbook, but also a guide to the rich world of mathematical ideas. The author's style is a combination of strict scientific accuracy with a lively, fascinating presentation. Valkovskaya V . and . able to interest the reader, making complex topics understandable and attractive. Her other well-known works, such as textbooks on mathematical analysis and differential equations, confirm her reputation as a talented educator and researcher. In this book, the author uses clear explanations, logical sequence and a rich set of illustrations, which makes it a particularly valuable resource for those who want not just to remember the formulas, but to understand their essence and learn how to apply them in practice. If you are looking for a book that will help you master integral calculus with confidence and interest, “Integral Calculus of a Function of One Variable” by Valkovskaya V. and . It will be a great choice for you. This book is not just a textbook, but a key to understanding the fundamental mathematical concepts that open the doors to the world of science, technology and analytical thinking. Its reading will give you new knowledge, expand horizons and inspire further study of mathematics and its applications.