The book "The Tasker on the course of mathematical analysis" under the authorship of N. I. Vilenkin and his co-authors are not just a collection of problems, but a real find for students, graduate students and anyone who seeks to deepen their knowledge in the field of mathematical analysis. This work has become a classic in educational literature and rightfully occupies its place on the shelves of many educational institutions. Vilenkin, known for his deep and accessible explanations of complex mathematical concepts, offers readers a unique approach to the study of mathematical analysis. The book covers a wide range of topics, ranging from the limits and continuity of functions to integral calculus and differential equations. Each section includes carefully selected tasks that help not only to consolidate theoretical knowledge, but also to develop analytical thinking. One of the main features of this tasker is its structure. Each chapter begins with a summary of the theoretical foundations, which allows the reader to quickly refresh in memory the key points. Then follow problems of varying complexity from simple to more complex, which makes the book useful for both beginners and those who already have experience in mathematics. This allows each reader to find a suitable level of difficulty and gradually improve their skills. Who can like this tasker? First of all, it will be useful for students of mathematical and engineering specialties, as well as for those who are preparing for exams and test papers . However, do not limit yourself to students - the book will also be interesting to teachers who are looking for new approaches to explaining the material, as well as to all lovers of mathematics who want to independently understand the intricacies of mathematical analysis. The topics raised in the "Mathematical Analysis" course cover not only theoretical aspects, but also practical applications of mathematical methods in various fields of science and technology. This makes the book especially relevant in today's world, where mathematical knowledge is becoming increasingly necessary for solving real-world problems. Readers will be able to see how abstract mathematical concepts find their application in physics, economics, and even biology. Style N. I. Vilenkina is distinguished by clarity and accessibility, which makes his work especially valuable for study. His other notable works, such as The Course in Mathematical Analysis and Mathematical Analysis for Students, have also been recognized for their depth and simplicity of presentation. Vilenkin skillfully combines theory with practice, which allows the reader not only to teach, but also to understand the material. In conclusion, the “Mathematical Analysis Tasker” is not just a book, but a whole world in which readers who seek to learn immerse themselves. This work will become an indispensable assistant in the study of mathematical analysis, giving readers the opportunity not only to solve problems, but also to develop critical thinking and analytical abilities. If you are looking for high-quality literature on mathematical analysis, which will help you not only learn, but also love mathematics, then this problem solver is your ideal choice.