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Start your reading journey today on DL4ALL.org and unlock a world of imagination, knowledge, and inspiration!  Free Download On the Edge: The Art of Risking Everything, UK Edition by Nate Silver English | August 13th, 2024 | ISBN: 0241557038 | 576 pages | True EPUB | 8.18 MB AN INTERNATIONAL BESTSELLER  Free Download On the Calculation of Volume II (On the Calculation of Volume, Book 2) by Solvej Balle, translated by Barbara Haveland English | November 26, 2024 | ISBN: 0811237273 | True EPUB | 176 pages | 0.7 MB Tara Selter's epic journey through November 18th continues in Book II of the masterly On the Calculation of Volume from one of Scandinavia's most beloved writers.  Free Download On Spectral Theory of Elliptic Operators By Yuri Egorov, Vladimir Kondratiev (auth.) 1996 | 334 Pages | ISBN: 3034898754 | PDF | 7 MB It is well known that a wealth of problems of different nature, applied as well as purely theoretic, can be reduced to the study of elliptic equations and their eigen-values. During the years many books and articles have been published on this topic, considering spectral properties of elliptic differential operators from different points of view. This is one more book on these properties. This book is devoted to the study of some classical problems of the spectral theory of elliptic differential equations. The reader will find hardly any intersections with the books of Shubin [Sh] or Rempel-Schulze [ReSch] or with the works cited there. This book also has no general information in common with the books by Egorov and Shubin [EgShu], which also deal with spectral properties of elliptic operators. There is nothing here on oblique derivative problems; the reader will meet no pseudodifferential operators. The main subject of the book is the estimates of eigenvalues, especially of the first one, and of eigenfunctions of elliptic operators. The considered problems have in common the approach consisting of the application of the variational principle and some a priori estimates, usually in Sobolev spaces. In many cases, impor tant for physics and mechanics, as well as for geometry and analysis, this rather elementary approach allows one to obtain sharp results.  Free Download OTFS Modulation: Theory and Applications English | 2024 | ISBN: 1119984181 | 435 Pages | EPUB (True) | 49 MB Research and development are already underway on the sixth generation (6G) of wireless communication technology. The new requirements of 6G that arise from challenging new use cases render physical layer waveforms such as CDMA and OFDM inadequate. The OTFS waveform answers these new requirements, and recent research suggests it will play a decisive role in the future of wireless communication.  Free Download Nowville: The Untold History of Nashville's Contemporary Art Scene by Joe Nolan English | 2024 | ISBN: 0826507395 | 273 Pages | PDF | 2.66 MB  Free Download Novel Structured Metallic and Inorganic Materials by Yuichi Setsuhara English | EPUB | 2019 | 620 Pages | ISBN : 9811376107 | 168.8 MB This book describes a series of research topics investigated during the 6 years from 2010 through 2015 in the project "Advanced Materials Development and Integration of Novel Structured Metallic and Inorganic Materials". Every section of the book is aimed at understanding the most advanced research by describing details starting with the fundamentals as often as possible. Because both fundamental and cutting-edge topics are contained in this book, it provides a great deal of useful information for chemists as well as for materials scientists and engineers who wish to consider future prospects and innovations. The contents of Novel Structured Metallic and Inorganic Materials are unique in materials science and technology.  Free Download Notes on Consumption Theory: Deterministic and Stochastic Dynamic Models (Classroom Companion: Economics) by Giuseppe Travaglini, Giorgio Calcagnini, Alessandro Bellocchi English | April 5, 2024 | ISBN: 3031549856 | 161 pages | MOBI | 17 Mb This textbook offers a compact, yet formal, synthesis of the broad field of consumption theory. Written in a coherent and accessible way, this book introduces graduate and postgraduate students to dynamic optimization applied to consumption under certainty and uncertainty, in discrete and continuous time. Delving into deterministic and stochastic models, including the use of Brownian motions, the book offers a deeper understanding of consumption decisions and their impact on asset pricing and investment in partial and general equilibrium.  Free Download Not for Tourists Guide to New York City 2025 by Not For Tourists English | September 3, 2024 | ISBN: 151078103X | 400 pages | MOBI | 91 Mb With details on everything from the Empire State Building to Max Fish, this is the only guide a native or traveler needs to navigate New York's neighborhoods and find the best restaurants, shopping, and more.  Free Download Daniel Tink, "Norwich and Norfolk: Stone Age to the Great War (Visitors' Historic Britain)" English | 2020 | pages: 192 | ISBN: 1526708426 | EPUB | 95,5 mb This unique study traces the history of Norwich and Norfolk from the time of earliest life to the outbreak of the First World War. It is designed to appeal to the travelers, both single and in family groups, who wish to explore the host of fascinating places on offer in what the Norfolk-born authors believe to be the most unspoiled and mysterious county in England. Norwich has its own section along with three possible walks taking in many of the recommended sites. The vast coast is presented next and finally the book travels to central Norfolk: at all times, places of interest are grouped as much as possible so that travelers can make the most of the time available. Everywhere, legends and stories relating to an area are woven into the narrative. A final chapter considers Norwich and Norfolk through time using rare archive and archaeological material to give a taste of life in days gone by. Top Norfolk photographer Daniel Tink has taken 100 photographs especially for the book and presents these where appropriate alongside some wonderful contrasting old prints and etchings. The book concludes with a comprehensive index and bibliography designed to facilitate further study. Throughout, telephone numbers and websites of attractions are given, providing readers with a 'toolkit' to unlock the secrets, history, sites and stories of this vast county.  Free Download Noncommutative Algebraic Geometry and Representations of Quantized Algebras By Alexander L. Rosenberg (auth.) 1995 | 322 Pages | ISBN: 9048145775 | PDF | 7 MB This book is based on lectures delivered at Harvard in the Spring of 1991 and at the University of Utah during the academic year 1992-93. Formally, the book assumes only general algebraic knowledge (rings, modules, groups, Lie algebras, functors etc.). It is helpful, however, to know some basics of algebraic geometry and representation theory. Each chapter begins with its own introduction, and most sections even have a short overview. The purpose of what follows is to explain the spirit of the book and how different parts are linked together without entering into details. The point of departure is the notion of the left spectrum of an associative ring, and the first natural steps of general theory of noncommutative affine, quasi-affine, and projective schemes. This material is presented in Chapter I. Further developments originated from the requirements of several important examples I tried to understand, to begin with the first Weyl algebra and the quantum plane. The book reflects these developments as I worked them out in reallife and in my lectures. In Chapter 11, we study the left spectrum and irreducible representations of a whole lot of rings which are of interest for modern mathematical physics. The dasses of rings we consider indude as special cases: quantum plane, algebra of q-differential operators, (quantum) Heisenberg and Weyl algebras, (quantum) enveloping algebra ofthe Lie algebra sl(2) , coordinate algebra of the quantum group SL(2), the twisted SL(2) of Woronowicz, so called dispin algebra and many others. |
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