The book "Practice and model calculation on economic and mathematical methods" edited by Armer A. and . is a unique teaching aid that will become an indispensable assistant for students, graduate students and practitioners in the field of economics and mathematics. This work, created by a team of authors, covers a wide range of issues related to the application of mathematical methods in economics, which makes it relevant for those who seek to understand and master this important discipline more deeply. The book deals in detail with various economic and mathematical models and methods that are used to analyze economic processes. The reader will be able to get acquainted with the basics of linear programming, optimization, game theory and many other tools that help in making informed decisions in business and economics. The authors try to make the material as accessible as possible, offering practical examples and model calculations that will help to consolidate theoretical knowledge in practice. This is especially important for students who often face difficulties in applying abstract mathematical concepts to real-world economic situations. The book will be of interest not only to students of economic and mathematical faculties, but also to practicing economists, analysts and managers who want to improve their skills in the field of quantitative analysis. It is suitable for those seeking career advancement in finance, management, marketing and other areas where the use of mathematical methods for data analysis and decision-making is required. The topics raised in the book cover not only theoretical aspects, but also practical applications of economic and mathematical methods in various industries. Readers will be able to learn how to use mathematical models to predict economic performance, optimize resources, and analyze risks. This makes the book especially valuable in today's market, where the ability to work with data and make informed decisions based on them becomes a key factor for success. The style of the authors is distinguished by clarity and logical presentation, which makes it easy to assimilate complex concepts. They seek not only to convey knowledge, but also to inspire readers to further study economic and mathematical methods. This manual will be an excellent addition to other well-known works in the field, such as Economic Statistics and Mathematical Methods in Economics, and will help to create a holistic view of the opportunities that these disciplines open up. If you are looking for a book that will help you understand complex economic models and teach you how to apply mathematical methods in practice, “Practice and model calculation for economic and mathematical methods” is exactly what you need. It will become your reliable companion in the world of economics and mathematics, opening up new horizons and opportunities for your professional growth. Do not miss the chance to immerse yourself in the fascinating world of economic and mathematical research and improve your skills with this useful tutorial