The book “Logic with elements of mathematical logic” by Nikolai Syazhkin is a fascinating and deep immersion in the world of logical thinking and the mathematical foundations that underlie it. This work is intended for anyone who seeks to understand how logic shapes our perception of reality and how it can be applied in various fields of knowledge, from philosophy to programming. Known for its ability to explain complex concepts in a simple and accessible language, Stryashkin offers readers a unique opportunity to master the basics of logic, as well as to get acquainted with more complex aspects of mathematical logic. The book examines key concepts such as statements, logical operations, methods of proof, and structures that are the basis for further study. Particular attention is paid to how logic can be used to solve practical problems, which makes the material not only theoretically significant, but also practically useful. This book will be of interest to students, teachers, as well as anyone who wants to develop their analytical abilities and learn to think logically. It is suitable for those who are just beginning to get acquainted with logic, and for more experienced readers who want to deepen their knowledge. If you are interested in philosophy, mathematics, computer science or just want to improve your critical thinking skills, “Logic with elements of mathematical logic” will be a real find for you. The topics raised in the book cover a wide range of issues, including the nature of truth, the structure of argument, and the methods of formal proof. Styazhkin not only explains how logic works, but also shows how it can be applied in real life. For example, it discusses how logical principles can help in decision-making, information analysis, and even in everyday situations. This makes the book particularly relevant in today's world, where critical thinking is becoming an increasingly important skill. The style of Nikolai Stryazhkin is distinguished by clarity and accessibility. He is able to explain complex ideas in simple words, which makes his books attractive to a wide audience. In his works, he often uses examples from everyday life, which helps readers better absorb the material and see its practical application. Styazhkin is also the author of other well-known works, such as “Basics of Logic” and “Mathematical Logic for Beginners”, which also deserve attention and can be an excellent addition to “Logic with Elements of Mathematical Logic” If you are looking for a book that will help you develop logical thinking and learn how to apply it in various areas of life, “Logic with elements of mathematical logic” will become your reliable companion in this fascinating journey. Do not miss the opportunity to discover the world of logic and mathematical concepts that can change your perception of the world around you and improve your analysis skills. This book is not just a textbook, but a real guide to logic that will help you become a more confident and critical thinker.