The book «Structural analysis and modeling in the CASE environment of BPwin tools: a textbook on the course «Program Design Technology» by Bakhtisin B. In. is an indispensable resource for students, graduate students and practitioners in the field of information technology and programming This manual not only deepens knowledge of structural analysis, but also offers practical skills in working with one of the most popular tools in the field BPwin. In today's world, where technology is developing at an incredible speed, the ability to design and model software systems is becoming increasingly relevant. Bakhtizin, with rich experience and deep knowledge in the field of software design, offers readers a unique approach to learning. It not only lays out the theoretical foundations, but also shows how to put this knowledge into practice, using BPwin as a tool for visualization and analysis. The book covers a wide range of topics, ranging from the basics of structural analysis to complex aspects of modeling. Readers will learn how to correctly formulate requirements for software systems, how to create diagrams and models, and how to use BPwin to automate design processes. Thanks to clear explanations and examples, even those who are just starting their way in programming will be able to easily master the material. This tutorial will be especially useful for technical students who study software programming and design. It is also suitable for practicing developers who want to update their knowledge and learn new tools. If you are interested in the topics of design, data analysis and program development, then this tutorial will be a real discovery for you. One of the key themes of the book is the importance of structural analysis in software development. Bakhtisin emphasizes that without a clear understanding of the structure and relationships of the components of the system, it is impossible to create high-quality and effective software. It also discusses different methodologies and approaches to analysis, allowing readers to choose the most appropriate for their tasks. The author's style is distinguished by clarity and accessibility, which makes complex concepts understandable even for beginners. Bakhtisin actively uses examples from real practice, which allows readers to see how theoretical knowledge is applied in life. His previous work has also received recognition in the academic environment, and this manual will not be an exception. The book "Structural Analysis and Modeling in the CASE Environment of BPwin" not only enriches the readers' knowledge, but also inspires new achievements in the field of programming. It encourages in-depth analysis and critical thinking, which are important skills for any developer. If you want to become a professional in software design and learn how to effectively use modern tools, then this guide will become your reliable assistant. Do not miss the opportunity to immerse yourself in the world of structural analysis and modeling with the help of BPwin. This book is your key to a successful career in IT, and it definitely deserves a place on the shelf for anyone who aspires to excellence in their profession.