The book "Quantum field theory" by Petrin D. I. This is not just a textbook, but a real journey into the depths of modern physics, which will open the veil over the most mysterious and fundamental aspects of nature. This book is intended for those who seek to understand the most complex concepts of quantum mechanics and field theory, and is ready to plunge into a world where the laws of classical physics give way to new, amazing principles that control the microworld. Petrina D . I. In his work, he masterfully combines theoretical rigor with clarity of presentation, which makes Quantum Field Theory accessible to both students and professionals who want to deepen their knowledge. The book reveals the main ideas underlying quantum theory, such as quantum fields, interactions of elementary particles, principles of renormalization and symmetry. The author is not limited to the dry presentation of formulas and theories - he creates a living picture in which each concept is associated with real experiments and modern discoveries, which makes reading not only informative, but also exciting. This book will be an excellent companion for those interested in particle physics, cosmology or string theory. It is ideal for theoretical students, graduate students, researchers and anyone who wants to understand how our understanding of the universe at the most fundamental level is born from abstract mathematical models. At the age of 18 and older, readers with a basic knowledge of physics and mathematics will find in this book a powerful source of inspiration and new ideas. "Quantum Field Theory" by Petrin D. I. raises important topics such as the nature of quantum interactions, the role of symmetries and their violation, as well as modern approaches to combining quantum mechanics with general relativity The author is not afraid to introduce the reader to complex concepts, explaining them through understandable analogies and examples, which makes the material more accessible and memorable. The book also examines recent advances in the search for new particles and mechanisms, making it relevant for those who follow modern scientific discoveries. A special place is occupied by the style of the author - it combines academic rigor with a lively, sometimes even artistic style of presentation, which allows you to perceive complex ideas without fatigue and boredom. Petrina D . I. is able to captivate the reader, turning complex mathematical calculations into an exciting journey through the world of quantum fields and interactions If you are looking for a book that will not only expand your knowledge of the fundamental laws of nature, but also inspire new research, Quantum Field Theory will be an indispensable source for you. This work deserves the attention of those who appreciate scientific accuracy, in-depth analysis and a vivid description of complex physical processes. In the world of modern science, where the boundaries of knowledge are constantly expanding, this book holds a special place, inviting you to become part of the amazing world of quantum fields and the infinite possibilities of the human mind.