793 research outputs found

    My Own Private Library: A Peek Inside the Personal Library of a Librarian

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    The author describes his personal library. His collection includes books by Stephen King, Anne Rice, Jane Austen, John Grisham, Joyce Carol Oates and Gary Larson. His books deal with art, illustration, classical literature , mysteries and horrors. He recounts rereading and cherishing his collection as he ages

    REVIEW: The Story of Edgar Sawtelle

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    Review of the novel The Story of Edgar Sawtelle, by David Wroblewski

    Isospectral flow in Loop Algebras and Quasiperiodic Solutions of the Sine-Gordon Equation

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    The sine-Gordon equation is considered in the hamiltonian framework provided by the Adler-Kostant-Symes theorem. The phase space, a finite dimensional coadjoint orbit in the dual space \grg^* of a loop algebra \grg, is parametrized by a finite dimensional symplectic vector space WW embedded into \grg^* by a moment map. Real quasiperiodic solutions are computed in terms of theta functions using a Liouville generating function which generates a canonical transformation to linear coordinates on the Jacobi variety of a suitable hyperelliptic curve.Comment: 12 pg

    Integration of CFD Methods into Concurrent Design of Internal Combustion Engine

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    This paper describes patterns of algorithms for different innovative levels of design at parametric, configuration and conceptual levels. They can be applied to Computer-aided Engine Design (CED). Data structures, process simulation hierarchy, engine simulation modules and the requirements for further development are described. An example of advanced thermodynamics modeling of combustion engines is included

    Experimental modulation of capsule size in Cryptococcus neoformans

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    Experimental modulation of capsule size is an important technique for the study of the virulence of the encapsulated pathogen Cryptococcus neoformans. In this paper, we summarize the techniques available for experimental modulation of capsule size in this yeast and describe improved methods to induce capsule size changes. The response of the yeast to the various stimuli is highly dependent on the cryptococcal strain. A high CO(2) atmosphere and a low iron concentration have been used classically to increase capsule size. Unfortunately, these stimuli are not reliable for inducing capsular enlargement in all strains. Recently we have identified new and simpler conditions for inducing capsule enlargement that consistently elicited this effect. Specifically, we noted that mammalian serum or diluted Sabouraud broth in MOPS buffer pH 7.3 efficiently induced capsule growth. Media that slowed the growth rate of the yeast correlated with an increase in capsule size. Finally, we summarize the most commonly used media that induce capsule growth in C. neoformans

    Quality quantification model of basic raw materials

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    Basic raw materials belong to the key input sources in the production of pig iron. The properties of basic raw materials can be evaluated using a variety of criteria. The essential ones include the physical and chemical properties. Current competitive pressures, however, force the producers of iron more and more often to include cost and logistic criteria into the decision-making process. In this area, however, they are facing a problem of how to convert a variety of vastly different parameters into one evaluation indicator in order to compare the available raw materials. This article deals with the analysis of a model created to evaluate the basic raw materials, which was designed as part of the research

    Chronologic Change and Clinicopatiologic Characteristics of Gastric Cancer Patients Over 70 Years of Age

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    Chronologic change and clinicopathology of 299 gastric cancer patients over 70 years of age (old group) were examined by comparing with those of 307 patients under 50 years of age (young group), and the histogenesis was discussed. The patients of the old group increased significantly in frequency from 9.9 % in the 1960's to 33.9 % in the 1990's, and the patients of the young group decreased clearly from 23.5 % in the 1960's to 9.4 % in the 1990's. However, no significant difference was found in the frequency of patients between 50 and 69 among 4 periods from the 1960's to the 1990's. In 6 out of 12 clinicopathologic factors, significant difference were found between both groups; male, tumor of lower 3rd of the stomach, macroscopic localized type in advanced cancer and protruded and elevated types in early cancer, liver metastasis, differntiated adenocarcinoma and venous invasion were significantly more in the old group than in the young group. From the results, it is suggested that the frequency of gastric cancer in Japan increases recently in the old group and decreases in the young group. Histogenetically, differentiated adenocarcinoma originating from intestinal metaplasia is suggested to arise more frequently in the former than in the latter

    Making Market Rule(s)

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    This is the introductory essay for a special issue on the geographies of market construction and market regulation. It argues that in an age of markets, geographers ought to pay more attention to the seemingly mundane, but nevertheless socially constructed, rules that are necessary for any market to operate

    Database mirroring in fault-tolerant continuous technological process control

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    This paper describes the implementations of mirroring technology of the selected database systems – Microsoft SQL Server, MySQL and Caché. By simulating critical failures the systems behavior and their resilience against failure were tested. The aim was to determine whether the database mirroring is suitable to use in continuous metallurgical processes for ensuring the fault-tolerant solution at affordable cost. The present day database systems are characterized by high robustness and are resistant to sudden system failure. Database mirroring technologies are reliable and even low-budget projects can be provided with a decent fault-tolerant solution. The database system technologies available for low-budget projects are not suitable for use in real-time systems
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