1,979 research outputs found

    Ethics of cadaveric organ procurement and allocation (II).

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    Transplant Proc. 2003 May;35(3):1219-20. Ethics of cadaveric organ procurement and allocation (II). Michałowicz B, Rev K Szczygieł, Safjan M, Rzepliński A, Land W, Norton de Matos A, Sister B Chyrowicz, Rev W Bołoz, Yussim A, Wichrowski M. PMID: 12947911 [PubMed - indexed for MEDLINE

    "Any lady can do this without much trouble ...": class and gender in The dining room (1878)

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    Macmillan's "Art at Home" series (1876–83) was a collection of domestic advice manuals. Mentioned in every study of the late-nineteenth-century domestic interior, they have often been interpreted, alongside contemporary publications such as Charles Eastlake's Hints on Household Taste (1868), as indicators of late 1870s home furnishing styles. Mrs Loftie's The Dining Room (1878) was the series' fifth book and it considers one of the home's principal (and traditionally masculine) domestic spaces. Recent research on middle-class cultural practices surrounding food has placed The Dining Room within the tradition of Mrs Beeton's Household Management (1861); however, it is not a cookery book and hardly mentions dinners. Drawing upon unpublished archival sources, this paper charts the production and reception of The Dining Room, aiming to unravel its relationships with other contemporary texts and to highlight the difficulties of using it as historical evidence. While it offers fascinating insights into contemporary taste, class and gender, this paper suggests that, as an example of domestic design advice literature, it reveals far more about the often expedient world of nineteenth-century publishing practices

    Ariel - Volume 3 Number 6

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    Editors Richard J. Bonanno Robin A. Edwards Associate Editors Steven Ager Tom Williams Lay-out Editor Eugenia Miller Contributing Editors Paul Bialas Robert Breckenridge Lynne Porter David Jacoby Mike LeWitt Terry Burt Mark Pearlman Michael Leo Editors Emeritus Delvyn C. Case, Jr. Paul M. Fernhof

    Trigonometry of spacetimes: a new self-dual approach to a curvature/signature (in)dependent trigonometry

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    A new method to obtain trigonometry for the real spaces of constant curvature and metric of any (even degenerate) signature is presented. The method encapsulates trigonometry for all these spaces into a single basic trigonometric group equation. This brings to its logical end the idea of an absolute trigonometry, and provides equations which hold true for the nine two-dimensional spaces of constant curvature and any signature. This family of spaces includes both relativistic and non-relativistic homogeneous spacetimes; therefore a complete discussion of trigonometry in the six de Sitter, minkowskian, Newton--Hooke and galilean spacetimes follow as particular instances of the general approach. Any equation previously known for the three classical riemannian spaces also has a version for the remaining six spacetimes; in most cases these equations are new. Distinctive traits of the method are universality and self-duality: every equation is meaningful for the nine spaces at once, and displays explicitly invariance under a duality transformation relating the nine spaces. The derivation of the single basic trigonometric equation at group level, its translation to a set of equations (cosine, sine and dual cosine laws) and the natural apparition of angular and lateral excesses, area and coarea are explicitly discussed in detail. The exposition also aims to introduce the main ideas of this direct group theoretical way to trigonometry, and may well provide a path to systematically study trigonometry for any homogeneous symmetric space.Comment: 51 pages, LaTe

    Pāṇinian Grammar: An Effective Approach to Samāsa (Compounds) Study with reference to Dharmakīrti’s Rūpāvatāra

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    Pāṇinian grammar is a prescriptive and generative grammar that governs every aspect of Sanskrit language. Pāṇini composed the Aṣṭādhyāyī in sūtra-style with eight chapters that are considered the cornerstone of Sanskrit grammar. It is accompanied by excellent commentaries of Patanjali’s Mahābhāṣya and Kātyāyana’s Vārtikā, which were crucial in transforming the Pāṇinian grammar into a coherent structural path. The composition of the Kāśikāvṛtti of Jayāditya and Vāmana, together with the Nyāsa by Jinendrabuddhi and the Padamañjari by Haradatta broadened the second stage of Pāṇinian grammar by incorporating definitions and commentaries thereon. The Rūpāvatāra of Dharmakīrti is the initiative work of the prakriyā-style of Pāṇinian grammar that formulated grammatical aspects into a subject-wise methodology and is also considered the beginning of the third stage of Pāṇinian grammar. However, the Rūpāvatāra garnered limited attention from the researchers. The Samāsāvatāra of the Rūpāvatāra, which provides the complete forms of compounds, serves as the basis of this research. Regarding the outcomes, Dharmakīrti has employed a pragmatic approach to teach the compound forms in a way that is compatible with beginners of the subject. The research findings will be carried out by paying close attention to explanation techniques, contents, and other peculiarities of each sub-section in samāsāvatāra. DOI: http://doi.org/10.31357/fhss/vjhss.v09i01.1

    Classical and Quantum Behavior in Mean-Field Glassy Systems

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    In this talk I review some recent developments which shed light on the main connections between structural glasses and mean-field spin glass models with a discontinuous transition. I also discuss the role of quantum fluctuations on the dynamical instability found in mean-field spin glasses with a discontinuous transition. In mean-field models with pairwise interactions in a transverse field it is shown, in the framework of the static approximation, that such instability is suppressed at zero temperature.Comment: 9 Pages (including 5 Figures), Revtex, Proceedings of the XIV Sitges Conference, June 1996 (Barcelona) Spai

    Recent advances in electronic structure theory and their influence on the accuracy of ab initio potential energy surfaces

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    Recent advances in electronic structure theory and the availability of high speed vector processors have substantially increased the accuracy of ab initio potential energy surfaces. The recently developed atomic natural orbital approach for basis set contraction has reduced both the basis set incompleteness and superposition errors in molecular calculations. Furthermore, full CI calculations can often be used to calibrate a CASSCF/MRCI approach that quantitatively accounts for the valence correlation energy. These computational advances also provide a vehicle for systematically improving the calculations and for estimating the residual error in the calculations. Calculations on selected diatomic and triatomic systems will be used to illustrate the accuracy that currently can be achieved for molecular systems. In particular, the F+H2 yields HF+H potential energy hypersurface is used to illustrate the impact of these computational advances on the calculation of potential energy surfaces
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