The book "Student Olympiads in Mathematics", created by the team of authors, is a unique publication that will become an indispensable assistant for students, schoolchildren and all lovers of mathematics who seek to deepen their knowledge and prepare for the Olympiads. This work is not just a collection of problems, but a real encyclopedia of mathematical ideas, methods and approaches that will help readers not only to solve specific problems, but also to develop logical thinking and analytical abilities. The book contains problems of varying complexity, which were proposed at student competitions in mathematics in different years. Each task is accompanied by a detailed solution, which allows not only to understand how to solve such problems, but also to master methods that can be useful in the future. Readers will be able to see how complex and interesting tasks grow out of simple mathematical concepts, which makes the learning process fascinating and inspiring. This book will be especially interesting for those who are preparing for the Olympiads, competitions and exams in mathematics. It is suitable for both high school students and university students who want to improve their skills in solving non-standard problems. It will also be useful for teachers who are looking for new approaches to learning and want to diversify their classes, adding elements of competition and creativity to them. The topics raised in the book cover a wide range of mathematical disciplines: from algebra and geometry to combinatorics and number theory. Each chapter of the book invites the reader to plunge into the world of mathematical puzzles, where not only knowledge of the theory is required, but also the ability to apply it in practice. The authors emphasize the importance of a creative approach to solving problems, which makes the book especially valuable for those who want to develop their abilities in non-standard situations. The style of the authors is distinguished by clarity and accessibility of presentation, which allows even complex mathematical concepts to be presented in an understandable and fascinating form. They use many examples and illustrations, which makes the learning process more visual. The book "Student Olympiads in Mathematics" will be an excellent addition to the library of everyone who is interested in mathematics, as well as those who want to develop their analytical skills. If you are looking for inspiration and want to challenge your mind, this book will be your reliable companion. It will not only help you prepare for the Olympics, but also open new horizons in understanding mathematics. Readers who enjoy such works as "Mathematical Olympiads for schoolchildren" or "Mathematical problems for preparing for exams", will definitely appreciate this edition. In conclusion, the “Student Olympiads in Mathematics” is not just a book, but a whole world worth diving into. It inspires, educates and will certainly be useful to anyone who aspires to mathematical heights. Do not miss the opportunity to discover new horizons in the world of numbers and formulas!