Elements of Discrete Mathematics . Educational-methodical manual for the implementation of calculation and graphic work" by the authors Kostromin G. I. and Kuzmina O. In. is an indispensable resource for students and teachers who want to deepen their knowledge in the field of discrete mathematics This manual not only helps to master the theoretical foundations, but also offers practical tasks that contribute to the consolidation of material and the development of analytical thinking. In today's world, where information and technology play a key role, knowledge of discrete mathematics is becoming necessary for many professionals. This book covers a wide range of topics, including combinatorics, graph theory, algorithms, and logical structures, making it relevant to students in technical and natural science majors. If you study computer science, mathematics, programming or related disciplines, this guide will be your reliable guide to the world of numbers and logic. Authors, G. I. Costromin and O. In. Kuzmin, known for their deep understanding of the subject and their ability to explain complex concepts Their writing style is clear and logical, which allows readers to easily digest the material. The book contains many examples and tasks that not only illustrate theoretical positions, but also encourage students to actively seek solutions. This makes the manual ideal for both self-study and for use in the learning process. The topics raised in the book go beyond the simple study of formulas and theorems. The authors focus on the practical application of discrete mathematics in real-world problems, such as process optimization, algorithm development, and data analysis. This makes the book particularly valuable for those who want to see how theoretical knowledge can be applied in practice. In addition, the manual includes calculation and graphic works that help students not only to master the theory, but also to learn how to apply it in practice, which is an important aspect in learning. The book will be of interest not only to students, but also to teachers who are looking for quality materials for their courses. It can be a basis for the preparation of lectures, seminars and practical exercises, as well as a useful resource for those preparing for exams or test papers. The manual is suitable for students of different levels - from bachelors to masters, as well as for anyone who wants to refresh their knowledge in the field of discrete mathematics. If you are looking for a tutorial that combines theoretical background and practical tasks, “Elements of Discrete Mathematics” will be an excellent choice. This book will not only expand your knowledge, but also help you develop the critical thinking and analytical skills that are so important in today’s world. In conclusion, “The Elements of Discrete Mathematics . The textbook to perform calculation and graphic work" is not just a book, but a real find for everyone who seeks to understand the world of mathematics and its applications more deeply. Do not miss the opportunity to take a step towards new knowledge and discoveries that await you on the pages of this unique manual.