The book "Nonlinear elliptic equations of the highest order", written by a team of authors, is an in-depth study in the field of mathematical analysis and the theory of equations. This edition will be especially interesting for those who are fond of mathematics, physics and engineering sciences, as well as for those who seek to expand their knowledge of complex mathematical models and their application in the real world. The book focuses on nonlinear elliptic equations, which play a key role in various fields of science and technology. These equations describe a variety of physical processes, including heat transfer, mechanical stresses, and even phenomena in quantum mechanics. The authors offer readers a unique look at the methods of solving such equations, as well as their mathematical structure and properties. They look at both classical and modern approaches in detail, making the book useful for both students and professionals working in the field. The book will be of interest not only to mathematicians, but also to physicists, engineers and everyone who is faced with problems that require a deep understanding of nonlinear processes. Senior and graduate students studying mathematical physics or applied mathematics will find in this work many useful ideas and methods that will be able to apply in their research. It can also be useful for teachers who want to deepen their knowledge and prepare more interesting and modern lectures. The topics raised in the book cover a wide range of issues, ranging from theoretical foundations to practical applications. The authors discuss existing methods for solving nonlinear elliptic equations, including variational methods, finite element methods, and numerical approaches. They also consider complex cases, such as equations with variable coefficients and equations containing nonlinear terms. This makes the book not only theoretically valid, but also practically applicable, which is especially important for researchers and practitioners. The style of the authors is distinguished by clarity and accessibility, which allows readers to easily assimilate complex concepts and methods. They use many examples and illustrations to demonstrate the application of theoretical results in practice. This makes the book not only a textbook, but also a real guide to the world of nonlinear elliptic equations. If you are looking for literature that will help you better understand nonlinear processes in mathematics and physics, or want to deepen your knowledge of higher order equations, then "Higher Order Nonlinear Elliptical Equations" will be an excellent choice. This book will not only expand your horizons, but also inspire new research and discoveries in mathematics and its applications. In conclusion, “Higher Order Nonlinear Elliptical Equations” is not just a book, but a real find for anyone who wants to immerse themselves in the world of complex mathematical models. It combines theory and practice, making it an indispensable tool for students, researchers and professionals. Do not miss the opportunity to discover this fascinating and multifaceted world!