The book "Test neutron-physical calculations of nuclear reactors", written by the author's team consisting of Mikhail Nikolaevich Zizin, Lev Konstantinovich Shishkov and Lenina Nikolaevna Yaroslavtseva, is an important work in the field of nuclear physics and engineering. This publication will be a real find for both students studying nuclear physics and professionals working in the field of nuclear energy and related fields. The book discusses in detail the methods and approaches to neutron-physical calculations, which are key for the design and operation of nuclear reactors. The authors offer the reader a unique look at the process of modeling neutron fields, which allows a deeper understanding of the physics of reactions occurring in the reactor core. Each section of the book is riddled with practical examples and test tasks, which makes the material accessible and understandable to a wide audience. Who can like this book? First of all, it will be of interest to students and graduate students of technical universities studying nuclear physics, as well as specialists working in the field of design and operation of nuclear reactors . If you are passionate about nuclear power, particle physics, or just want to learn more about how reactors work, this publication will be an indispensable source of knowledge for you. The book will also be useful to teachers who are looking for high-quality materials for the preparation of lectures and seminars. The topics raised in the book cover a wide range of issues related to neutron physics, including methods for calculating reactor characteristics, analysis of reactor stability, and evaluation of reactor safety. The authors emphasize the importance of accurate calculations to ensure the reliability and efficiency of nuclear installations. With growing interest in nuclear power as a source of clean energy, understanding of these processes is becoming especially relevant. The style of the authors is distinguished by scientific rigor, but at the same time they are able to present complex concepts in an accessible and interesting way. Mikhail Nikolaevich Zizin, Lev Konstantinovich Shishkov and Lenina Nikolaevna Yaroslavtseva are known for their scientific works and research in the field of nuclear physics, and this publication was no exception. Their previous work also addresses issues of nuclear safety and technology, which adds additional value to their current work. The book “Test Neutron-Physical Calculations of Nuclear Reactors” is not just a textbook, but a real encyclopedia of knowledge that will help readers understand the complex aspects of nuclear physics. This publication will become a reliable assistant for all who seek to deepen their knowledge in the field of nuclear energy and reactor physics. If you are looking for information on topics such as nuclear physics, neutron calculations, nuclear reactors, or want to understand how modern technologies in the field of nuclear energy work, this book will be a real guide for you. Do not miss the opportunity to get acquainted with the works of authors who are recognized experts in their field, and immerse yourself in the fascinating world of nuclear physics with them.