1,721,496 research outputs found

    Il cabbalista aristotelico: Paolo Ricci tra Rinascimento e Riforma

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    Il volume ricostruisce la biografia intellettuale di Paolo Ricci (ca. 1480–1541/42), filosofo e traduttore ebreo converso, in dialogo con Erasmo da Rotterdam e difensore di Reuchlin nella controversia di Colonia sui libri ebraici. Il libro dimostra che Ricci, prima del battesimo, fu seguace del movimento profetico-messianico dell’ebreo Asher Lemmlein, ricoprendovi un ruolo di primo piano come predicatore, e che le ragioni profonde della sua conversione al cristianesimo devono tenere conto di tale circostanza. Emerge così un capitolo poco esplorato della storia religiosa europea, da leggersi sotto la lente del profetismo ebraico, del suo peso sui fenomeni di conversione, e si aprono nuove prospettive sulla riscoperta latina di Averroè, sulle interpretazioni cristiane della qabbalah e sui nessi causali che legano l’affaire Reuchlin al progetto di traduzione latina del Talmud promosso da Massimiliano I

    Trepide pedetentimque viam lucis perquirere

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    Introduzione al volume di M. Mantovani dedicato alla ricostruzione del profilo intellettuale e biografico del convertito Paolo Ricci, nella quale si traccia una breve storia delle ragioni del relativo oblio in cui l'autore è caduto, collegandolo all'esperienza difficile della qabbalah cristiana e della ricezione della qabbalah in epoca contemporanea

    Benessere e sicurezza: la persona al centro. Dialogo tra Paolo Ricci, Università del Sannio e Pierluigi Stefanini, Gruppo Unipol

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    Il cambiamento è la principale manifestazione del tempo e quindi della vita, nel caso qui trattato della vita dell’impresa. Attraverso il cambiamento è possibile rendersi conto di un “prima” e di un “dopo”, di un “passato” e di un “presente”, di una decisione e del risultato che essa provoca. I cambiamenti, ovvero le trasformazioni e i mutamenti che l’impresa affronta lungo la propria vita, sono numerosi e diversissimi, a volte radicali. Questo lavoro cerca di offrire una possibile riflessione sulle modalità mediante cui l’impresa affronta la propria esistenza, stante la complessità della sua identità, in sostanza proiezione di finalità e quindi centro di interessi di più soggetti. La capacità dell’impresa di comprendere, e in che misura, i cambiamenti che genera e quelli che vive, risulta essere fondamentale per la sua stessa sopravvivenza. Questo spinge ad investire su strumenti predittivi e su strumenti di misurazione, anche in una logica non economico-finanziaria, a sostegno di politiche aziendali più consapevoli. Tale “ricerca” o “costruzione” di capacità può essere considerata la condizione necessaria ma non sufficiente di un comportamento definibile socialmente responsabile

    Heisenberg-Pauli-Weyl uncertainty inequalities and polynomial volume growth.

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    In this paper, we extend the Heisenberg-Pauli-Weyl inequality to positive self-adjoint operators L on measure spaces with a "gauge function" such that (a) measures of balls are controlled by powers of the radius (possibly different powers for large and small balls); (b) the semigroup generated by L satisfies ultracontractive estimates with polynomial bounds of the same type. We give examples of applications of this result to sub-Laplacians on groups of polynomial volume growth and to certain higher-order left-invariant hypoelliptic operators on nilpotent groups. We finally show that these estimates also imply generalized forms of local uncertainty inequalities

    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

    La versione latina a cura di Paolo Ricci del Sefer Sha‘are Orah

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    The paper pays attention to the editio princeps of the kabbalistic treatise Portae Lucis (Augustae 1516) and to the first print of a sefirotic tree, which was included in its frontispiece. The book constitutes the Latin translation of the Sefer Sha‘are Orah (Book of the Gates of Light), a work on Jewish mysticism probably composed around 1290 in Castile and attributed to Rabi Yosef Giqatilla (ca. 1248 - ca. 1325). It is generally agreed, today, that Paolo Ricci (d. 1541), the translator, was a Jewish convert and that he was very close to the Aristotelian tradition of the University of Padua. It is perhaps less known the significance of Ricci’s Latin translation of the Sefer Sha‘are orah to reconstruct his own view, mainly rooted on Kabbalistic doctrines and Aristotelian thought. A brief example might clarify this concept, i.e. the main assumption contained in his In Cabbalistarum seu allegorizantium eruditionem Isagoge (first edition: 1509), an introductory work where the Kabbalah is described as a tool capable to produce the unification with the Agent Intellect. The last part of the paper seeks to reconstruct the reception of the Latin text and the fame of its frontispiece (1516), with particular focus to the responses offered by the Jesuit and the Protestant worlds between the 16th and 17th centuries, as well as to the interest which Scholem showed

    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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