The book "Mathematical modeling of physical processes in the arc and welding bath" by A. M. Fishing is a unique work that immerses the reader in the world of complex physical phenomena associated with arc welding. This work is not only a scientific study, but also a practical guide for engineers, students and anyone interested in modern welding techniques and mathematical modeling. In his work, Rybachuk considers a wide range of physical processes occurring in the welding bath and arc, using mathematical models to describe them. The book covers topics such as heat transfer, the dynamics of liquid metals, the interaction of electric current with materials, and many other aspects that are important for understanding welding processes. The reader will be able to learn how different parameters, such as temperature, alloy composition and welding speed, affect the final result - the quality and strength of the welded joint. This book will be of interest not only to professional welders and engineers, but also to technical students who seek to deepen their knowledge in the field of materials science and physics. It will be an indispensable tool for those who want to understand how mathematical models can be applied to solve real problems in welding production. Thanks to the available language and clear explanations, even those who are just beginning their journey in this area will be able to easily assimilate the material presented. The topics raised in the book go beyond simply describing the processes. Rybachuk emphasizes the importance of the accuracy of mathematical models for predicting the behavior of materials in welding conditions He emphasizes that proper modeling can significantly improve product quality and reduce the number of defects, which is especially true in modern production, where competition requires high efficiency and reliability. The author's style is distinguished by clarity and logical presentation, which makes complex concepts accessible to understanding. A. M. Rybachuk is an experienced specialist in the field of welding production, and his knowledge and practical experience make this book a valuable source of information. He is also the author of other works on welding and materials science, which confirms his deep understanding of the subject and ability to share it with readers. If you are looking for a book that will help you better understand the physics of welding processes and learn how to apply mathematical models to practical problems, then Mathematical Modeling of Physical Processes in Arc and Welding Bathtub will be an excellent choice. This work will not only expand your knowledge, but also inspire new research and experiments in the field of welding. The book can also attract the attention of researchers and scientists working in related fields, such as physics, engineering, and materials science. It will become a reliable assistant in the development of new technologies and methods, which makes it relevant in the context of the rapid development of industry. Thus, “Mathematical modeling of physical processes in the arc and welding bath” is not just a textbook, but a real find for all who strive for perfection in welding production. Do not miss the opportunity to discover the world of mathematical modeling and its application in real conditions - this book will become your reliable guide to the complex but fascinating world of welding.