Operations Research: Tasks, Principles, Methodology by E. C. Ventzel is a fascinating and deep dive into the world of optimization and decision-making. This publication will become an indispensable assistant for students, graduate students, as well as practitioners in the field of management, economics and engineering, seeking to master methods that effectively solve complex problems. From the first pages, the reader finds himself at the center of a dynamic and multifaceted process that covers not only theoretical aspects, but also practical applications of operations research. Wentzel masterfully combines a scientific approach with accessible language, which makes the material understandable even for those who are first confronted with this topic. The book covers a wide range of tasks, from the simplest to the most complex, and offers the reader not only algorithms, but also a deep understanding of the principles underlying them. One of the key topics of the book is the optimization of resources .. In the modern world, where efficiency and rationality become the most important factors of success, the ability to find optimal solutions becomes especially relevant. Wentzel examines various methods, such as linear programming, game theory, and simulation, which allows the reader not only to learn the theory, but also to learn how to apply it in practice. Each chapter is imbued with examples from real life, which makes the material more visual and understandable. The book will be interesting not only for students and teachers, but also for practicing managers, economists and engineers who face the need to make decisions in conditions of uncertainty. It is suitable for readers aged 18 to 50 who are interested in mathematical methods, economics, management and engineering. If you want to learn how to apply scientific methods to practical problems, this book will become your reliable guide. An important aspect of Operations Research is its interdisciplinary nature. Wentzel raises questions about not only mathematics, but also the psychology of decision making, making the book particularly valuable for those seeking to understand how different factors influence the selection process. The reader will be able to see how theoretical models are applied in various industries from logistics to finance, from healthcare to manufacturing. The author's style is distinguished by clarity and logical presentation, which makes even the most complex topics accessible to understanding. Ventzel, known for his work in mathematical modeling and optimization, creates an atmosphere in which the reader feels involved in the learning process. His other well-known works, such as Mathematical Methods in Economics and Optimization in Management, are also noteworthy and may be useful in addition to Operations Research. The book “Operations Research: Tasks, Principles, Methodology” is not just a textbook, but a real find for everyone who seeks to expand their horizons in data analysis and decision-making. It offers the reader not only tools for solving problems, but also develops critical thinking, allowing you to look at familiar things from a new angle. If you want to master the skills that will help you in your career and life, this publication will become your reliable companion on the way to success.