Michel Gaudin's book La fonction d'onde de Bethe is a uniquely influential masterpiece on exactly solvable models of quantum mechanics and statistical physics. Available in English for the first time, this translation brings his classic work to a new generation of graduate students and researchers in physics. It presents a mixture of mathematics interspersed with powerful physical intuition, retaining the author's unmistakably honest tone. The book begins with the Heisenberg spin chain, starting from the coordinate Bethe Ansatz and culminating in a discussion of its thermodynamic properties. Delta-interacting bosons (the Lieb-Liniger model) are then explored, and extended to exactly solvable models associated to a reflection group. After discussing the continuum limit of spin chains, the book covers six- and eight-vertex models in extensive detail, from their lattice definition to their thermodynamics. Later chapters examine advanced topics such as multi-component delta-interacting systems, Gaudin magnets and the Toda chain.
This book provides the first graduate-level, self-contained introduction to recent developments that lead to the formulation of the configuration-interaction approach for open quantum systems, the Gamow shell model, which provides a unitary description of quantum many-body system in different regimes of binding, and enables the unification in the description of nuclear structure and reactions. The Gamow shell model extends and generalizes the phenomenologically successful nuclear shell model to the domain of weakly-bound near-threshold states and resonances, offering a systematic tool to understand and categorize data on nuclear spectra, moments, collective excitations, particle and electromagnetic decays, clustering, elastic and inelastic scattering cross sections, and radiative capture cross sections of interest to astrophysics. The approach is of interest beyond nuclear physics and based on general properties of quasi-stationary solutions of the Schrödinger equation – so-called Gamow states. For the benefit of graduate students and newcomers to the field, the quantum-mechanical fundamentals are introduced in some detail. The text also provides a historical overview of how the field has evolved from the early days of the nuclear shell model to recent experimental developments, in both nuclear physics and related fields, supporting the unified description. The text contains many worked examples and several numerical codes are introduced to allow the reader to test different aspects of the continuum shell model discussed in the book.
Our current situation, marked simultaneously by the Anthropocene, global warming, digitization and exponential artificial intelligence, leads us to sudden and total change in global civilization and, de facto, to rebuilding the foundations of the international economy. Innovation Ecosystems explores the risks and opportunities facing the contemporary world by analyzing, comparing and categorizing the world’s most dynamic innovation ecosystems by region and city. This includes the identification of key characteristics – common or original – and learning from them in terms of culture, management, system and structure, in order to meet current challenges and think about civilizations of the future.
Formulated in 1859, the Riemann Hypothesis is the most celebrated and multifaceted open problem in mathematics. In essence, it states that the primes are distributed as harmoniously as possible--or, equivalently, that the Riemann zeros are located on a single vertical line, called the critical line.
En pleine congruence avec l’ambition du Groupe Européen pour l’Administration Publique d’encourager les échanges interculturels, ce livre constitue une entreprise originale, mi-anglophone mi-francophone. Cet ouvrage issu du Congrès du GEAP 2010 a pour objet de combler un déplorable fossé et de donner une visibilité internationale au « cas français ». Dès lors ce livre, en 18 chapitres rédigés en français par une équipe interdisciplinaire (politistes, sociologues, historiens, socio-historiens, juristes) avec plus de 150 pages en anglais et une vaste bibliographie unifiée, entend offrir à tous les spécialistes de l’administration publique de par le monde un point d’accès unique au plus récent état des savoirs sur l’administration en France – ce pays où le mot État s’écrit avec un E majuscule. ============================================ In full compliance with the ambition of the European Group for Public Administration to encourage cross-cultural exchanges, this book is a genuinely original undertaking. It is a hybrid Anglophone-Francophone product. This book from EGPA 2010 Conference purpose to bridge a regrettable gap and to give international visibility to the “French case”. Thus, this book, in 18 chapters written in French by an interdisciplinary team (political scientists, sociologists, historians, sociohistorians, jurists) with more than 150 pages in English and a vast unified bibliography, offers to all students of public administration in the world a unique entry gate to the latest state of the art of administrative studies in France – this country where the State is to be spelled with a capital S.
Popular and scholarly history presents a one-dimensional image of Napoleon as an inveterate instigator of war who repeatedly sought large-scale military conquests. General Franceschi and Ben Weider dismantle this false conclusion in The Wars Against Napoleon, a brilliantly written and researched study that turns our understanding of the French emperor on its head. Avoiding the simplistic clichés and rudimentary caricatures many historians use when discussing Napoleon, Franceschi and Weider argue persuasively that the caricature of the megalomaniac conqueror who bled Europe white to satisfy his delirious ambitions and insatiable love for war is groundless. By carefully scrutinizing the facts of the period and scrupulously avoiding the sometimes confusing cause and effect of major historical events, they paint a compelling portrait of a fundamentally pacifist Napoleon, one completely at odds with modern scholarly thought. This rigorous intellectual presentation is based upon three principal themes. The first explains how an unavoidable belligerent situation existed after the French Revolution of 1789. The new France inherited by Napoleon was faced with the implacable hatred of reactionary European monarchies determined to restore the ancient regime. All-out war was therefore inevitable unless France renounced the modern world to which it had just painfully given birth. The second theme emphasizes Napoleon’s determined efforts (“bordering on an obsession,” argue the authors) to avoid this inevitable conflict. The political strategy of the Consulate and the Empire was based on the intangible principle of preventing or avoiding these wars, not on conquering territory. Finally, the authors examine, conflict by conflict, the evidence that Napoleon never declared war. As he later explained at Saint Helena, it was he who was always attacked—not the other way around. His adversaries pressured and even forced the Emperor to employ his unequalled military genius. After each of his memorable victories Napoleon offered concessions, often extravagant ones, to the defeated enemy for the sole purpose of avoiding another war. Lavishly illustrated, persuasively argued, and carefully illustrated with original maps and battle diagrams, The Wars Against Napoleon presents a courageous and uniquely accurate historical idea that will surely arouse vigorous debate within the international historical community.
This book briefly delineates the history of the Haitian diaspora in the United States in the nineteenth century, but it primarily concerns itself with the contemporary period and more specifically with the diasporic enclave in New York City. It uses a critical transnational perspective to convey the adaptation of the immigrants in American society and the border-crossing practices they engage in as they maintain their relations with the homeland. It further reproblematizes and reconceptualizes the notion of diasporic citizenship so as to take stock of the newer facets of the globalization process.
This book provides a thorough introduction to the theory of classical integrable systems, discussing the various approaches to the subject and explaining their interrelations. The book begins by introducing the central ideas of the theory of integrable systems, based on Lax representations, loop groups and Riemann surfaces. These ideas are then illustrated with detailed studies of model systems. The connection between isomonodromic deformation and integrability is discussed, and integrable field theories are covered in detail. The KP, KdV and Toda hierarchies are explained using the notion of Grassmannian, vertex operators and pseudo-differential operators. A chapter is devoted to the inverse scattering method and three complementary chapters cover the necessary mathematical tools from symplectic geometry, Riemann surfaces and Lie algebras. The book contains many worked examples and is suitable for use as a textbook on graduate courses. It also provides a comprehensive reference for researchers already working in the field.
For nearly two decades, the area surrounding the French port of Calais has been a temporary staging post for thousands of migrants and refugees hoping to cross the Channel to Britain. It achieved global attention when, at the height of the migrant crisis in 2015, all those living there were transferred to a single camp that became known as ‘the Jungle’. Until its dismantling in October 2016, this precarious site, intended to make its inhabitants as invisible as possible, was instead the focal point of international concern about the plight of migrants and refugees. This new book is the first full account of life inside the Jungle and its relation to the global migration crisis. Anthropologist Michel Agier and his colleagues use the particular circumstances of the Jungle, localized in space and time, to analyse broader changes under way in our societies, both locally and globally. They examine the architecture of the camp, reconstruct how everyday life and routine operated and analyse the mixed reactions to the Jungle, from hostile government policies to movements of solidarity. This comprehensive account of the life and death of Europe’s most infamous camp for migrants and refugees demonstrates that, far from being an isolated case, the Jungle of Calais brings into sharp relief the issues that confront us all today, in a world where the large-scale movement of people has become, and is likely to remain, a central feature of social and political life.
Volume 1: From Brownian Motion to Renormalization and Lattice Gauge Theory. Volume 2: Strong Coupling, Monte Carlo Methods, Conformal Field Theory, and Random Systems. This two-volume work provides a comprehensive and timely survey of the application of the methods of quantum field theory to statistical physics, a very active and fruitful area of modern research. The first volume provides a pedagogical introduction to the subject, discussing Brownian motion, its anticommutative counterpart in the guise of Onsager's solution to the two-dimensional Ising model, the mean field or Landau approximation, scaling ideas exemplified by the Kosterlitz-Thouless theory for the XY transition, the continuous renormalization group applied to the standard phi-to the fourth theory (the simplest typical case) and lattice gauge theory as a pathway to the understanding of quark confinement in quantum chromodynamics. The second volume covers more diverse topics, including strong coupling expansions and their analysis, Monte Carlo simulations, two-dimensional conformal field theory, and simple disordered systems. The book concludes with a chapter on random geometry and the Polyakov model of random surfaces which illustrates the relations between string theory and statistical physics. The two volumes that make up this work will be useful to theoretical physicists and applied mathematicians who are interested in the exciting developments which have resulted from the synthesis of field theory and statistical physics.
Volume 1: From Brownian Motion to Renormalization and Lattice Gauge Theory. Volume 2: Strong Coupling, Monte Carlo Methods, Conformal Field Theory, and Random Systems. This two-volume work provides a comprehensive and timely survey of the application of the methods of quantum field theory to statistical physics, a very active and fruitful area of modern research. The first volume provides a pedagogical introduction to the subject, discussing Brownian motion, its anticommutative counterpart in the guise of Onsager's solution to the two-dimensional Ising model, the mean field or Landau approximation, scaling ideas exemplified by the Kosterlitz-Thouless theory for the XY transition, the continuous renormalization group applied to the standard phi-to the fourth theory (the simplest typical case) and lattice gauge theory as a pathway to the understanding of quark confinement in quantum chromodynamics. The second volume covers more diverse topics, including strong coupling expansions and their analysis, Monte Carlo simulations, two-dimensional conformal field theory, and simple disordered systems. The book concludes with a chapter on random geometry and the Polyakov model of random surfaces which illustrates the relations between string theory and statistical physics. The two volumes that make up this work will be useful to theoretical physicists and applied mathematicians who are interested in the exciting developments which have resulted from the synthesis of field theory and statistical physics.
Political, poetic, committed, profound: Jean-Michel Alberola’s oeuvre is an artist’s reaction to reality, human feelings and the state of the world. His exhibition at the Palais de Tokyo triggers a voyage that stimulates the eye and the mind as it maps the underappreciated diversity of his work. Associating bodily and geographical fragments with ambiguous statements and injunctions, this major and utterly distinctive figure on the French art scene shapes rebuses that challenge both our way of seeing and the role of art in society. And yet, in its intermingling of artistic speculation and political questioning, and of conceptualism, abstraction and figuration, Alberola’s unique, hard-hitting oeuvre is never without its touch of humour. Book contents - “Adding Up the Details: Chapter 1”: A text by Jean-Michel Alberola. - “The Crossing and the Passeur”: A conversation between Jean-Michel Alberola and Katell Jaffrès, curator of Jean-Michel Alberola’s solo exhibition at the Palais de Tokyo. - “He Who is Taking Himself by Surprise”: An essay by Dominique Païni. About the authors - Katell Jaffrès is a curator at the Palais de Tokyo. - Dominique Païni is a critic, a writer and a curator. He has written numerous publications focusing on the connection between cinema and fine arts. Book published on the occasion of Jean-Michel Alberola’s solo exhibition at the Palais de Tokyo, “L’Aventure des détails” 19.02 – 16.05 2016
In the same way as there are many futures, not just one, there are many ways to conceive and practice foresight. The challenge of the great turning point of our civilization is to free ourselves from our prejudices in order to imagine and build desirable futures. The process is, by nature, ethical and prospective. In a complex, uncertain and geopolitically transforming world, we must be open to the diversity of cultures and the different perceptions of the future. This requires us to reflect on the purpose and means of our societies. Futures proposes different cultural and ethical views on civilizational transformation by offering a rare, transnational panorama of the visions of the future in a European, American and Chinese context. Through numerous examples, this book illustrates how foresight is practiced and what this can achieve in strategic terms.
Biological nomenclature is an essential tool for storing and retrieving biological information. Yet traditional nomenclature poorly reflects evolutionary theory. Current biological nomenclature is one of the few fields promoting deliberately vague usage of technical terms. A new code based on evolutionary studies and phylogenetic results (the PhyloCode) will be a major milestone in biological nomenclature. Unfortunately, The PhyloCode and the companion volume are highly technical publications intended for practicing systematists. This book will reach a broader readership of those using nomenclature but who remain unaware of its theoretical foundations. Key Features Responds to the biodiversity crisis and the recent implementation of the PhyloCode Summarizes the spectacular progress of phylogenetics which makes it both increasingly easy and crucially important to define precisely taxon names Provides a 300-year historical perspective featuring high-profile characters, such as Linnaeus and Darwin Summarizes for a broad readership a widely scattered, highly technical and underappreciated scientific literature Documents the activities of the International Society for Phylogenetic Nomenclature, a scholarly society in which the author has played a prominent role
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