This book presents the theory of waves propagation in a fluid-saturated porous medium (a Biot medium) and its application in Applied Geophysics. In particular, a derivation of absorbing boundary conditions in viscoelastic and poroelastic media is presented, which later is employed in the applications. The partial differential equations describing the propagation of waves in Biot media are solved using the Finite Element Method (FEM). Waves propagating in a Biot medium suffer attenuation and dispersion effects. In particular the fast compressional and shear waves are converted to slow diffusion-type waves at mesoscopic-scale heterogeneities (on the order of centimeters), effect usually occurring in the seismic range of frequencies. In some cases, a Biot medium presents a dense set of fractures oriented in preference directions. When the average distance between fractures is much smaller than the wavelengths of the travelling fast compressional and shear waves, the medium behaves as an effective viscoelastic and anisotropic medium at the macroscale. The book presents a procedure determine the coefficients of the effective medium employing a collection of time-harmonic compressibility and shear experiments, in the context of Numerical Rock Physics. Each experiment is associated with a boundary value problem, that is solved using the FEM. This approach offers an alternative to laboratory observations with the advantages that they are inexpensive, repeatable and essentially free from experimental errors. The different topics are followed by illustrative examples of application in Geophysical Exploration. In particular, the effects caused by mesoscopic-scale heterogeneities or the presence of aligned fractures are taking into account in the seismic wave propagation models at the macroscale. The numerical simulations of wave propagation are presented with sufficient detail as to be easily implemented assuming the knowledge of scientific programming techniques.
This monograph studies issues of current minimalist concern, such as whether differences in the expression of argument and syntactic structure can all be attributed to the parameterization of specific functional heads. In particular, this book studies in-depth the extent to which variation in the expression of causation, available both intra- and crosslinguistically, can be accounted for by appealing only to the microparameterization of the causative head, Cause, as previously argued for by linguists such as Pylkkanen. It concludes that the microparameterization of Cause may explain some major characteristics associated with causatives, but it cannot be regarded as the only explanation behind variation in these structures. The book includes relevant discussion on argument structure and looks in detail at languages, such as the Uto-Aztecan Hiaki, that have not received much attention before. It is mostly intended for an audience interested in theoretical approaches to argument structure and variation.
Allá adonde nunca alcanzó a penetrar la mirada del hombre, ni la huella de su pie se ha dejado sentir? O, acaso, sólo las de algún héroe más divino que humano, transportado a esas lejanías por la magia de poderes sobrenaturales. En lugares tan remotos, tan perdidos que causa pavor siquiera imaginarlos. Envueltos en la bruma de los sueños terroríficos, ¿los ha creado quizás nuestra fantasía para encerrar en ellos, ?bajo llave?, a tantos seres horripilantes de los que la razón consciente desea huir?
This book presents the theory of waves propagation in a fluid-saturated porous medium (a Biot medium) and its application in Applied Geophysics. In particular, a derivation of absorbing boundary conditions in viscoelastic and poroelastic media is presented, which later is employed in the applications. The partial differential equations describing the propagation of waves in Biot media are solved using the Finite Element Method (FEM). Waves propagating in a Biot medium suffer attenuation and dispersion effects. In particular the fast compressional and shear waves are converted to slow diffusion-type waves at mesoscopic-scale heterogeneities (on the order of centimeters), effect usually occurring in the seismic range of frequencies. In some cases, a Biot medium presents a dense set of fractures oriented in preference directions. When the average distance between fractures is much smaller than the wavelengths of the travelling fast compressional and shear waves, the medium behaves as an effective viscoelastic and anisotropic medium at the macroscale. The book presents a procedure determine the coefficients of the effective medium employing a collection of time-harmonic compressibility and shear experiments, in the context of Numerical Rock Physics. Each experiment is associated with a boundary value problem, that is solved using the FEM. This approach offers an alternative to laboratory observations with the advantages that they are inexpensive, repeatable and essentially free from experimental errors. The different topics are followed by illustrative examples of application in Geophysical Exploration. In particular, the effects caused by mesoscopic-scale heterogeneities or the presence of aligned fractures are taking into account in the seismic wave propagation models at the macroscale. The numerical simulations of wave propagation are presented with sufficient detail as to be easily implemented assuming the knowledge of scientific programming techniques.
Ya no existe Troya, la más grande de las ciudades antiguas! En estos preciosos cuentos, se presenta el conjunto de historias quizás más apasionante y famoso de la mitología griega. Paris y Helena, Aquiles, Héctor... junto a otros menos conocidos, cobran vida auténtica a través de estás páginas, que cautivarán y emocionarán a los lectores.
This interdisciplinary collection explores how the early modern pursuit of knowledge in very different spheres – from Inquisitional investigations to biblical polemics to popular healing – was conditioned by a shared desire for certainty, and how epistemological crises produced by the religious upheavals of early modern Europe were also linked to the development of new scientific methods. Questions of representation became newly fraught as the production of knowledge increasingly challenged established orthodoxies. The volume focuses on the social and institutional dimensions of inquiry in light of political and cultural challenges, while also foregrounding the Hispanic world, which has often been left out of histories of scepticism and modernity. Featuring essays by historians and literary scholars from Europe and the United States, The Quest for Certainty in Early Modern Europe reconstructs the complexity of early modern epistemological debates across the disciplines, in a variety of cultural, social, and intellectual locales.
Infrastructure bottlenecks have been identified as a key obstacle to growth affecting productivity and market efficiency, and hindering domestic integration and export performance. This paper assesses the state of Brazil’s infrastructure, in light of past investment trends and various quality and quantity indicators. Brazil’s infrastructure stock and its quality rank low in relation to that of comparator countries, chosen amongst main export competitors. We provide evidence that infrastructure affects domestic integration by analyzing price convergence of tradable goods across major cities. The government’s concession program will narrow part of the infrastructure gap, however, governance reforms will be crucial to improving investment efficiency.
Taking as its main subject a series of notorious forgeries by Muslim converts in sixteenth-century Granada (including an apocryphal gospel in Arabic), this book studies the emotional, cultural and religious world view of the Morisco minority and the complexity of its identity, caught between the wish to respect Arabic cultural traditions, and the pressures of evangelization and efforts at integration into “Old Christian” society. Orientalist scholarship in Early Modern Spain, in which an interest in Oriental languages, mainly Arabic, was linked to important historiographical questions, such as the uses and value of Arabic sources and the problem of the integration of al-Andalus within a providentialist history of Spain, is also addressed. The authors consider these issues not only from a local point of view, but from a wider perspective, in an attempt to understand how these matters related to more general European intellectual and religious developments.
This book contains the whole text of an Inquisition trial of a Morisco (converted Muslim) of Toledo, Spain, condemned to burn at the stake. It is preceded by an introduction which studies the trial and shows the multifaceted aspects of the text and its protagonists.
This study frames the social dynamics of Latin American in terms of two types of cultural momentum: foundational momentum and the momentum of global order in contemporary Latin America.
Producing the Pacific offers the reader an interdisciplinary reading of the maps, narratives and rituals related to the three Spanish voyages to the South Pacific that took place between 1567 and 1606. These journeys were led by Álvaro de Mendaña, Pedro Fernández de Quirós and Isabel Barreto, the first woman ever to become admiral of and command a fleet. Mercedes Maroto Camino presents a cultural analysis of these journeys and takes issue with some established notions about the value of the past and the way it is always rewritten from the perspective of the present. She highlights the social, political and cultural environment in which maps and narratives circulate, suggesting that their significance is always subject to negotiation and transformation. The tapestry created by the interpretation of maps, narratives and rituals affords a view not only of the minds of the first men and women who traversed the Pacific but also of how they saw the ocean, its islands and their peoples. Producing the Pacific should, therefore, be of relevance to those interested in history, voyages, colonialism, cartography, anthropology and cultural studies. The study of these cultural products contributes to an interpretive history of colonialism at the same time that it challenges the beliefs and assumptions that underscore our understanding of that history.
Corporate reform" is not reform at all. Instead, it is the systematic destruction of the foundational American institution of public education. The primary motivation behind this destruction is greed. Public education in America is worth almost a trillion dollars a year. Whereas American public education is a democratic institution, its destruction is being choreographed by a few wealthy, well-positioned individuals and organizations. This book investigates and exposes the handful of people and institutions that are often working together to become the driving force behind destroying the community public school.
These pages have been written by authors from the five continents fro March to May 2020, and they make up an emotional X-ray of what they were thinking and feeling while faced by a threat to their own lives. Artists, teachers, mayors, pensioners, ambassadors, homemakers, diplomats, writers, jobless, nurses... of all ages and origins, they all string their words together and write about love, fear, family, time or future. There are some who express themselves with a poem, an entry in a diary, a story or a critical reflection; and others with an illustration or a photograph. Together they create an intimate and diverse testimony of how a pandemic, the one in 2020, changed who we are as human beings.
This book presents two new decomposition methods to decompose a time series in intrinsic components of low and high frequencies. The methods are based on Singular Value Decomposition (SVD) of a Hankel matrix (HSVD). The proposed decomposition is used to improve the accuracy of linear and nonlinear auto-regressive models. Linear Auto-regressive models (AR, ARMA and ARIMA) and Auto-regressive Neural Networks (ANNs) have been found insufficient because of the highly complicated nature of some time series. Hybrid models are a recent solution to deal with non-stationary processes which combine pre-processing techniques with conventional forecasters, some pre-processing techniques broadly implemented are Singular Spectrum Analysis (SSA) and Stationary Wavelet Transform (SWT). Although the flexibility of SSA and SWT allows their usage in a wide range of forecast problems, there is a lack of standard methods to select their parameters. The proposed decomposition HSVD and Multilevel SVD are described in detail through time series coming from the transport and fishery sectors. Further, for comparison purposes, it is evaluated the forecast accuracy reached by SSA and SWT, both jointly with AR-based models and ANNs.
The Question of Class in Contemporary Latin American Cinema responds to the renewed interest in class within and outside academia by examining the aesthetics and politics of class in a representative selection of films from the contemporary cinemas of Venezuela, Cuba, Mexico, Brazil, and Argentina. It explores the relationship of cinematic practices to conflicting socio-political transformations taking place in these five countries such as the intensification of neoliberalism, the Turn-to-the-Left, and the growth of the middle classes in the period from 2003 to 2015. Utilizing a critical comparative method , it sheds a critical light on the presumed depoliticization (or new, aestheticized politicization) of contemporary Latin American cinema. The combined textual and industrial analyses of films from strikingly different cinemas and directors through the lenses of class allows for a contextualization of this trend and the observation of its limitations. Furthermore, this book distinguishes cinematic figurations that correspond to new conceptualizations of class introduced in social studies from figurations of class that have yet to be conceptualized.
From the cabinets of wonderof the Renaissance to the souvenir collections of today, selecting, accumulating, and organizing objects are practices that are central to our notions of who we are and what we value. Collecting, both private and institutional, has been instrumental in the consolidation of modern notions of the individual and of the nation, and numerous studies have discussed its complex political, social, economic, anthropological, and psychological implications. However, studies of collecting as practiced in colonized cultures are few, since the role of these cultures has usually been understood as that of purveyors of objects for the metropolitan collector. Collecting from the Margins: Material Culture in a Latin American Context seeks to counter the historical understanding of collecting that posits the metropolis as collecting subject and the colonial or postcolonial society as supplier of collectible objects by asking instead how collecting has been practiced and understood in Latin America. Has collecting been viewed or portrayed differently in a Latin American context? Does the act of collecting, when viewed from a Latin American perspective, unsettle the way we have become accustomed to think about it? What differences, if any, arise in the activity of collecting in colonized or previously colonial societies? Spanning the period after the independence wars until the 1980s, this collection of ten essays addresses a broad range of examples of collecting practices in Latin America. Collecting during the nineteenth century is addressed in discussions of the creation of the first national museums of Argentina and Colombia in the post-independence period, as well as in analyses of the private collections of modernistas such as Enrique Gómez Carrillo, Rubén Darío, José Asunción Silva, and Delmira Agustini at the end of the nineteenth century and the beginning of the twentieth. The practice of collecting in the twentieth century is discussed in analyses of the self-described revolutionary practices of Oswald de Andrade, Augusto de Campos and the films of Ruy Guerra, as well as the polemical collections of Pablo Neruda, and the unsettling collections portrayed in Gabriel García Márquez’s One Hundred Years of Solitude.
This book presents the first focused investigation of Francisco Goya's (1746–1828) graphic output. Spanning six decades, Goya’s works on paper reflect the transformation and turmoil of the Enlightenment, the Inquisition, and Spain's years of constitutional government. Two essays, a detailed chronology, and more than 100 featured artworks illuminate the remarkable breadth and power of Goya's drawings and prints, situating the artist within his historical moment. The selected pieces document the various phases and qualities of Goya's graphic work—from his early etchings after Velázquez through print series such as the Caprichos and The Disasters of War to his late lithographs, The Bulls of Bordeaux, and including albums of drawings that reveal the artist’s nightmares, dreams, and visions.
This book is a valuable contribution to the study of messianism and millenarianism in the history of Muslim Spain and pre-Modern Morocco presented in a broader framework of research on Muslim eschatological beliefs and Islamic ideas on legitimate power.
El contenido de este texto dice relación directa con las investigaciones que presentaron diferentes académicos nacionales y extranjeros en el V Congreso Chile España, que se desarrolló en la Universidad Católica de la Santísima Concepción durante el año 2018. Las temáticas que se consideraron en dicha actividad, tuvieron directa relación con la Historia de las Relaciones Internacionales y se iniciaron con el origen y rol de la Sociedad de Naciones el año 1919, culminando con la iniciativa americana en este campo, representada por UNASUR y su actual condición.
This book explores the Mesolithic period in the central-eastern area of Cantabria (Spain) as a manifestation of sociocultural evolution and change of the societies that lived in the area between the ninth and sixth millennia cal BC, until the introduction of farming.
Sin fronteras: Inclusive Spanish Grammar Guidebook is the first ever Spanish language text to teach non-binary and gender-neutral language. It is an invaluable resource for intermediate and advanced learners that offers concise explanations and exercises for the major clausal structures, tenses, and moods. Along with including non-binary and gender-neutral language, the volume also incorporates the voseo, or the use of vos as a second-person singular pronoun that is common in many Latin American countries. This book expands the scope of traditional grammar instruction by including tasks such as reading, writing, discussions, and independent research in order to support the development of the competencies necessary to thrive in the increasingly interconnected and diverse world. Sin fronteras is suitable for independent study or for supplemental use in conversation classes, classes for heritage speakers, classes with focus on the professions (e.g., medical Spanish, Spanish for business), and literature classes.
CCA countries achieved gains in inclusiveness over the past 20 years as incomes increased and poverty, inequality, and unemployment declined. Most of the progress occurred before the 2008–09 global financial crisis. Since then, poverty rates have barely moved and, for oil importers, remain elevated.
This volume reflects on the unique status of the Western Mediterranean in the Bronze Age, considering the independence of its development and the existence of an indigenous maritime trade.
Ambivalent Desires: Representations of Modernity and Private Life in Colombia (1890s-1950s) is a literary and cultural study of the reception of modernity in Colombia. Unlike previous studies of Latin American modernization, which have usually focused on the public aspect of the process, this book discusses the intersection between modernity and the private sphere. It analyzes canonical and non-canonical works that reflect the existing ambivalence toward the modernizing project being implemented in the country at the time, and it discusses how the texts in question reinterpret, adapt, and even reject the ideology of modernity. The focus of the study is how the understanding of the relationship between modernity and private life relates to the project of constructing a modern nation, and the discontinuities and contradictions that appear in the process. The question of what modernity is, its implications for everyday life, and its desirability or undesirability as a new cultural paradigm were central issues in Colombian texts from the end of the nineteenth century through the first half of the twentieth. At stake was the definition of the nation's identity and the project of breaking away from the cultural patterns of the colonial past. Considering that the apparently peaceful process of modernization in Colombia was interrupted in the 1950s by the eruption of political violence across the country, this study situates itself on the eve of a crisis and asks how representations of modernity in texts from the period evidence the social fragmentation that may have led to it. The book begins with an analysis of the theme of the private collection in the work of JosZ Asunci-n Silva, and how it is used to propose a specific notion of personal and cultural identity. It continues with an analysis of the modernizing ideology of the popular magazine El GrOfico during the period of economic prosperity of the 1920s known as the 'Dance of the Millions,' focusing on the publication's advertisements and the section devoted to women and the home. Subsequently, the canonical writings of TomOs Rueda Vargas are analyzed in the context of the relation between autobiographical writing and public life, emphasizing the contradiction between the author's public liberalism and his private conservatism, and highlighting his critique of modern life. The works of previously neglected women writers Manuela Mallarino Isaacs, Juana SOnchez Lafaurie, and Fabiola Aguirre are studied in the context of women's relationship to modernity and their conflict between traditional roles that relegated them to the private sphere, and their desire to accept modern standards. The book concludes with an analysis of the novels of Ignacio G-mez DOvila, which have received scant attention to this date, as it discusses his critique of the upper classes' flight into the private and what the author sees as their alienation from a society on the verge of a crisis.
1738, Carina de Ulloa recibe la carta que cambiará su vida. Su padre, un marino de la Armada Real destinado al Virreinato de Nueva Granada, le pide que se reúna con él en Cartagena de Indias. La esperan una fortuna en cacaotales y un aristócrata venido a menos con quien casarse. Pero al desembarcar le informan que su padre fue asesinado y su prometido se casó con otra. Pronto Carina descubrirá los turbios negocios de su padre, el contrabando generalizado, el clima de guerra que se vive en todo el Caribe entre España e Inglaterra, la existencia de una hermanastra mulata perseguida por la Inquisición y los pasquines difamatorios que la han puesto en ridículo antes de llegar a la ciudad. Su camino se cruzará con el de Diego de Veranz, un malcriado aristócrata desterrado de la ciudad acusado de un crimen, que tras su fachada de bonvivant trabaja en secreto para la Corona. Oculto tras el disfraz de letrado, ayudará a la mujer a la que él mismo convirtió en el hazmerreír de toda Cartagena. Ambos buscan venganza, pero serán arrollados por un elemento imprevisto: la pasión.Las plantaciones de cacao, las misas negras en las ciénagas, el poder de la Inquisición y el lujo de la corte virreinal, el pirateo en Jamaica y Tortuga, el asalto inglés a Portobello y el ataque inglés a Cartagena -el mayor en la historia naval hasta el de Normandía doscientos años después-, son el escenario de esta heroica novela de amor.
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