1,723,333 research outputs found

    Autoequivalences of the Tensor Category of U(q)g-modules

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    This is a pre-copy-editing, author-produced PDF of an article accepted for publication in "International mathematics research notices" following peer review. The definitive publisher-authenticated version Neshveyev, S., & Tuset, L. (2012). Autoequivalences of the Tensor Category of Uq-modules. International Mathematics Research Notices, 2012(15), 3498-3508. is available online at: http://dx.doi.org/10.1093/imrn/rnr15

    Proof Technology in Mathematics Research and Teaching

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    The bedrock of mathematical activity undoubtedly the concept of proof. Abstract and conceptual in nature, they are “sometimes thought to be the aspect of mathematical activity most resistant to the influence of technological change” – the reality, however, is quite different. In recent decades, development of tools such as Automated Theorem Provers has changed the work of mathematicians to the point of them questioning the very notion of mathematical demonstration. However, there is relatively little of this technological upheaval reflected in mathematics education. “Proof Technology in Mathematics Research and Teaching” is intended for specialists in mathematics education with an interest in computer science advances as well as for researchers in the field of automated reasoning with an interest in the pedagogical and didactic implications of their work. This volume provides a valuable contribution to mathematics education by initiating a process of in-depth reflection on the educational value of new technological tools such automatic theorem provers and dynamic geometric environments. Considering the wide range of subjects covered, few people will read this book from cover to cover with an unfaltering enthusiasm. There is no doubt however that there is something here to satisfy everyone’s mathematical appetite

    Classification and clustering : proceedings of an advanced seminar conducted by the Mathematics Research Center, the University of Wisconsin -- Madison, May 3-5, 1976 /

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    Proceedings of an advanced seminar conducted by the Mathematics research center, the University of Wisconsin at Madison, May 3-5, 1976Includes bibliographies and index

    Is mathematics research in India on the decline?

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    In this paper the author analyses the research dynamics of Mathematics research in India using the multidisciplinary database Science Citation Index®

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed

    Variations on the Author

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    “Variations on the Author” discusses two of Eduardo Coutinho’s recent films (Um Dia na Vida, from 2010, and Últimas Conversas, posthumously released in 2015) and their contribution to the general question of documentary authorship. The director’s filmography is characterized by a consistent yet self-effacing form of authorial self-inscription: Coutinho often features as an interviewer that rather than express opinions propels discourses; an interviewer that is good at listening. This mode of self-inscription characterizes him as an author who is not expressive but who is nonetheless markedly present on the screen. In Um Dia na Vida, however, Coutinho is completely absent form the image, while Últimas Conversas, on the contrary, includes a confessional prologue that moves the director from the margins to the center of his films. This article examines the ways in which these works stand out in the filmography of a director who offers new insights into the notion of cinematic authorship

    Appropriate Similarity Measures for Author Cocitation Analysis

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    We provide a number of new insights into the methodological discussion about author cocitation analysis. We first argue that the use of the Pearson correlation for measuring the similarity between authors’ cocitation profiles is not very satisfactory. We then discuss what kind of similarity measures may be used as an alternative to the Pearson correlation. We consider three similarity measures in particular. One is the well-known cosine. The other two similarity measures have not been used before in the bibliometric literature. Finally, we show by means of an example that our findings have a high practical relevance.information science;Pearson correlation;cosine;similarity measure;author cocitation analysis
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