Clear, correct summation of basic results on general behavior of infinite matrices features three introductory chapters leading to applications related to summability of divergent sequences and series. Nearly 200 examples. 1950 edition.
Many of Africa’s economies are at a crossroads, with an unprecedented opportunity for sustained growth, structural change, and accelerated development. Each will face a unique set of economic and political circumstances, but key to the success of all will be building critically needed infrastructure, deepening regional integration, and building a skilled workforce. Across these three challenges there are new possibilities for corporate and public actors to work in partnership to overcome barriers to investment and structural transformation. This report highlights examples of progress and positive collaboration and identifies areas where African governments can do more to make the most of current opportunities.
Africa’s changing economic landscape is prompting a shift in how U.S. policymakers view the continent. High growth rates, new technologies, and a rapidly expanding consumer class are driving greater global competition for investment and access to potential export markets, and the United States is recognizing that it will need to step up its game to remain relevant and influential in an increasingly crowded and competitive environment. This will mean placing a stronger emphasis on strengthening trade and investment ties and encouraging U.S. companies to take fuller advantage of expanding opportunities. Playing up these opportunities will not only serve long-term U.S. commercial interests in Africa but will serve U.S. development and diplomatic objectives as well. U.S. investments, done right, can have long-term development impacts in Africa, through technology and knowledge transfer, training, systems development, and partnerships. And a new, more optimistic engagement with Africa’s citizens and entrepreneurs will have strong resonance with the continent’s up-and-coming generation, creating links based on enduring mutual interest.
In this first full-length study of Byron's masterpiece in over thirty years, Richard Cronin boldly presents Don Juan as the epic poem of its age. Impressively illuminating the whole literary nineteenth century through a single work, he asks what kind of epic can be said to represent an era more readily defined by newspapers and magazines than by competitors such as Wordsworth's Excursion or Southey's Joan of Arc arose. Delving into questions of form and choice of hero, he also explores the controversies that informed the poem's reception, its contemporary interactions, and its influence on later nineteenth-century literature. Don Juan, he argues, is the epic poem demanded by an age of cant and dissembling, when people's feelings and the world they lived in had become disconnected. In it, he finds a powerful defence of liberal thinking at a time when that kind of thinking was under threat.
The Amphipathic Helix is a comprehensive volume discussing amphipathic helices in systems as diverse as serum lipoproteins, lung surfactant, cytotoxic peptides, ion channels, mitochondrial targeting, peptide hormones, G proteins, T-cell recognition, DNA binding proteins, and antifreeze proteins. The book also includes general introductory material that defines amphipathic helices, discusses methods to identify amphipathic helical segments from the amino acid sequence of a protein, illustrates how amphipathic helices can be used in the de novo design of peptide and protein structures, and describes how these helices stabilize protein structures. There is also a section on techniques to determine helix orientation in a membrane environment using polarized attenuated total reflection infrared spectroscopy or solid state NMR spectroscopy. Recent developments on all these topics have been discussed by leading experts in this reference for researchers and students in biochemistry, biophysics, and pharmacology.
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