The book "Operational calculations of seaworthiness of the vessel" by Valery Nikolayevich Melnik is an indispensable work for all who are interested in shipbuilding, maritime affairs and the operation of maritime transport . In this edition, the author shares his deep knowledge and experience, giving readers the opportunity to immerse themselves in the world of seaworthiness, which is fundamental to the safe and efficient operation of ships. Valery Nikolayevich Melnik is a well-known specialist in the field of shipbuilding and marine engineering, whose work is respected among professionals and students. His approach to the presentation of the material is clear and accessible, which makes this book ideal for both experienced sailors and engineers, as well as for students of maritime educational institutions. If you want to understand how to properly carry out operational calculations to ensure the safety and efficiency of the ship, this publication will become your reliable assistant. The book covers a wide range of topics, including the basic principles of navigational characteristics, methods of their calculation and the impact of various factors on the performance of the ship. Miller not only explains the theoretical aspects, but also provides practical examples, which allows the reader to better assimilate the material and apply it in practice. You will be able to learn about key concepts such as stability, handling, speed and efficiency of the vessel, as well as how these characteristics affect the overall efficiency of maritime activities. For whom is this book intended? It will be interesting not only for students and teachers of maritime universities, but also for practitioners in the field of shipbuilding, captains and sailors, as well as for anyone who wants to deepen their knowledge in the field of seaworthiness . If you are passionate about the sea, shipping or just want to expand your horizons, this edition will be a real discovery for you. Topics raised in the book are relevant and important for modern shipping. In the context of globalization and increasing volumes of sea transport, understanding of sea navigation characteristics becomes especially important. Melnik’s book helps readers understand how to properly perform operational calculations to minimize risks and improve safety on the water. It also addresses current trends and technologies that affect shipbuilding and ship operation, making it particularly relevant for professionals. The style of the author is distinguished by scientific rigor, but at the same time he knows how to make the material accessible and understandable. Miller uses visual examples and graphics, which allows the reader to easily assimilate complex concepts. His previous works, such as "Fundamentals of Shipbuilding" and "Marine Safety: Theory and Practice", have also gained recognition and become classics in their field. In this book, he continues to develop his ideas, offering readers new perspectives on old problems. If you are looking for literature on shipbuilding, seaworthiness or operational calculations, “Operational calculations of the seaworthiness of the vessel” will be a real find for you. This book will not only expand your knowledge, but also inspire new achievements in the field of maritime affairs. Do not miss the opportunity to get acquainted with the work of Valery Nikolaevich Melnik - it will definitely leave a mark in your understanding of the maritime world