5,931 research outputs found

    Two types of Cahuilla kinship expressions: inherent and establishing

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    In my Cahuilla Grammar (Seiler 1977:276-282) and in a subsequent paper (Seiler 1980:229-236) I have drawn attention to the fact that many kin terms in this language, especially those that have a corresponding reciprocal term in the ascending direction – like niece or nephew in relation to aunt – occur in two expressions of quite different morphological shape. The following remarks are intended to furnish an explanation of this apparent duplicity

    Handling Parallelism in a Concurrency Model

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    Programming models for concurrency are optimized for dealing with nondeterminism, for example to handle asynchronously arriving events. To shield the developer from data race errors effectively, such models may prevent shared access to data altogether. However, this restriction also makes them unsuitable for applications that require data parallelism. We present a library-based approach for permitting parallel access to arrays while preserving the safety guarantees of the original model. When applied to SCOOP, an object-oriented concurrency model, the approach exhibits a negligible performance overhead compared to ordinary threaded implementations of two parallel benchmark programs.Comment: MUSEPAT 201

    Algebraic Bethe Ansatz for Integrable Extended Hubbard Models Arising from Supersymmetric Group Solutions

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    Integrable extended Hubbard models arising from symmetric group solutions are examined in the framework of the graded Quantum Inverse Scattering Method. The Bethe ansatz equations for all these models are derived by using the algebraic Bethe ansatz method.Comment: 15 pages, RevTex, No figures, to be published in J. Phys.

    Mondale-Ferraro Campaign Itinerary, July 31, 1984-August 2, 1984: Seventh Draft

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    Seventh draft: campaign itinerary for first events following 1984 convention. Details events in Minnesota, New York, Ohio, Mississippi, and Texas scheduled from July 31, 1984 to August 2, 1984.https://ir.lawnet.fordham.edu/vice_presidential_campaign_materials_1984/1006/thumbnail.jp

    Studies of Structural and Chemical Ordering in Metallic Liquids and Glasses Using Electrostatic Levitation

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    Since the discovery of the first metallic glass in 1960, there has been a large research effort dedicated to understanding the glass transition and the formation of metallic glass from the supercooled liquid state. Knowledge of the relationship between the liquid\u27s structure and its thermophysical and kinetic properties provide insight into why some metallic alloy liquids form glasses more easily than others. Such structure and property measurements of high temperature, highly reactive metallic liquids in both their equilibrium and metastable, supercooled states are made possible through the use of the electrostatic levitation (ESL) technique. Presented here are the results of in situ high-energy X-ray scattering studies of metallic liquids and glasses utilizing the Washington University Beamline Electrostatic Levitation (WU-BESL) facility. Structural studies of binary Cu-Zr and Cu-Hf bulk glass-forming liquids and glasses reveal signatures of chemical ordering in the liquid with decreasing temperature and evidence for accelerated ordering in the deeply supercooled state. Novel experimental measurements and Reverse Monte Carlo simulations of the structure of bulk glass-forming Pd82Si18 liquid show a lack of acceleration in ordering, in contrast with the behavior of the widely studied Cu-Zr binary alloy liquids. Measurements of the liquid structures of Si-containing alloys (Au81Si19, Pd82Si18, Ni75Si25, and Pd77Cu6Si17) reveal a variety of chemical and topological signatures that may provide insight into differences in their glass-forming ability. More specifically, a signature of kinetic strength in structures of the Pd77Cu6Si17 liquid and glass support previous results while leading to a prediction of the structural behavior of the deeply supercooled Pd82Si18 liquid. In addition, the development of and first results from of a new ESL facility for complimentary neutron diffraction studies for use at the Spallation Neutron Source are also described
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