774 research outputs found

    Moments of discrete orthogonal polynomial ensembles

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    We obtain factorial moment identities for the Charlier, Meixner and Krawtchouk orthogonal polynomial ensembles. Building on earlier results by Ledoux [Elect. J. Probab. 10, (2005)], we find hypergeometric representations for the factorial moments when the reference measure is Poisson (Charlier ensemble) and geometric (a particular case of the Meixner ensemble). In these cases, if the number of particles is suitably randomised, the factorial moments have a polynomial property, and satisfy three-term recurrence relations and differential equations. In particular, the normalised factorial moments of the randomised ensembles are precisely related to the moments of the corresponding equilibrium measures. We also briefly outline how these results can be interpreted as Cauchy-type identities for certain Schur measures

    Dreaming Up the Blues: Transatlantic Blues Scholarship in the 1950s

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    Essays that track identity and authenticity in blues and folk music that crossed the ocean With essays by Duck Baker, Robert H. Cataliotti, Ronald D. Cohen, John Hughes, Will Kaufman, Andrew Kellett, Erich Nunn, Christian O'Connell, Paul Oliver, David Sanjek, Roberta Freund Schwartz, Jill Terry, Brian Ward, and Neil A. Wynn Transatlantic Roots Music presents a collection of essays on the debates about origins, authenticity, and identity in folk and blues music. These essays originated in an international conference on the transatlantic paths of American roots music, out of which emerged common themes and questions of origins and authenticity in folk music, be it black or white, American or British. While the central theme of the collection is musical influences, issues of national, local, and racial identity are also recurring subjects. Were these identities invented, imagined, constructed by the performers, or by those who recorded the music for posterity? The book features a new essay on the blues by Paul Oliver alongside an essay on Oliver's seminal blues scholarship. There are also several essays on British blues and the links between performers and styles in the United States and Britain. And there are new essays on critical figures such as Alan Lomax and Woody Guthrie. This volume uniquely offers perspectives from both sides of the Atlantic on the interplay of influences in roots music and the debates about these subjects. The book draws on the work of eminent, established scholars and emerging, young academics who are already making a contribution to the field. Throughout, contributors offer the most recent scholarship available on key issues

    Matsumoto-Yor and Dufresne type theorems for a random walk on positive definite matrices

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    Arista J, Bisi E, O'Connell N. Matsumoto-Yor and Dufresne type theorems for a random walk on positive definite matrices. Annales de l'Institut Henri Poincaré (B): Probability and Statistics . 2024;60(2):923-945.We establish analogues of the geometric Pitman 2M - X theorem of Matsumoto and Yor and of the classical Dufresne identity, for a multiplicative random walk on positive definite matrices with Beta type II distributed increments. The Dufresne type identity provides another example of a stochastic matrix recursion, as considered by Chamayou and Letac (J. Theoret. Probab. 12, 1999), that admits an explicit solution

    Migration and mobility : beyond trafficking and slavery short course. Volume 5

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    This collection was published in 2015 under a Creative Commons Attribution-NonCommercial 3.0 licence.Mobility is and always has been an essential part of humanity’s economic, social, cultural and political life. To be able to move freely is a good. Yet in our unjust world, it is also an unearned and unequally distributed privilege. This volume reflects on that privilege, and on the suffering that results when states restrict access to it. The articles included here will explode the spurious contemporary binary between ‘smuggling’ and ‘trafficking’, and will argue that anti-trafficking discourse hides more than it reveals. Most crucially, it hides how state restrictions on the freedom of movement are the true threat to human wellbeing. Open the borders!-- On freedom and (im)mobility: how states create vulnerability by controlling human movement, Julia O’Connell Davidson and Neil Howard --- Section one: the state construction of (im)mobility -- Overcoming space: mobility and history, Laura Brace -- The border spectacle of migrant ‘victimisation’, Nicholas De Genova -- Illegalised migrants and temporary foreign workers: the international segmentation of labour, Harald Bauder -- Fascist legacies: Italy’s approach to mobility and mobile labour, Patrizia Testai -- Rethinking (im)mobilities of Roma in Europe, Julija Sardelic --- Section two: the consequences of mobility controls -- Families in detention, Roxanne Lynn Doty -- Slave state: how UK immigration controls create ‘slaves’, Lucy Williams -- The UK: the far shore for torture survivors, Rhian Beynon -- Slavery, asylum, and the face of social death in modern day Britain, Roda Madziva -- At any cost: the injustice of the “4 and 4 rule” in Canada, Stephanie J. Silverman -- New mobility regimes, new forms of exploitation in Sicily, Letizia Palumbo and Alessandra Sciurba -- No agency: laying the groundwork to exploit of migrant workers, Kirsten Han -- Freedom fighters: freelancing as direct action, Mark Johnson --- Section three: trafficking and slavery -- Bound and determined: new abolitionism and the campaign against modern slavery, Edlie Wong -- Rights talk, wrong comparison: trafficking and transatlantic slavery, Julia O’Connell Davidson -- Silencing the challenging voices of the global ‘subalterns’ in antitrafficking discourse, Lucrecia Rubio Grundell -- Safe migration as an emerging anti-trafficking agenda?, Sverre Molland -- ‘Foreign criminals’ and victims of trafficking: fantasies, categories, and control, Luke de Noronha -- North Korean migrants in China: neither trafficked nor smuggled, Kyunghee Kook -- When spring comes, smugglers are in the news, Inka Stock -- Criminalising traffickers is an alibi for state-produced vulnerability, Lyndsey P. Beutin --- Section four: a future beyond bordering? -- Ferries not Frontex! 10 points to end the deaths of migrants at sea, The Alarm Phone -- The case for open borders, Joseph H. Carens -- Thinking about open borders, Antoine Pécoud -- Contributors -- Beyond Trafficking and Slavery Editorial Board -- The Beyond Trafficking and Slavery short cours

    Geometric RSK and the Toda lattice

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    We relate a continuous-time version of the geometric RSK correspondence to the Toda lattice, in a way which can be viewed as a semi-classical limit of a recent result by the author which relates the continuous-time geometric RSK mapping, with Brownian motion as input, to the quantum Toda lattice.</p

    6th Annual Children's Reading Celebraton & Young Author's Fair at the John Spoor Broome Library!

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    Featuring "Old Elm Speaks: Tree Poems" Author Kristine O'Connell George.Featuring "Old Elm Speaks: Tree Poems" Author Kristine O'Connell George

    The fiddle music of Connie O'Connell

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    This is a study of an Irish traditional fiddle-player, Connie O'Connell, from Cill na Martra, Co. Cork. Connie has been strongly influenced by the main musicians of Sliabh Luachra, an area which encompasses the West Cork and East Kerry border. In particular, he has been influenced by the renowned fiddle-players of the region - Denis Murphy, Padraig O'Keeffe and Julia Clifford. Today, he is widely considered amongst the traditional music community as one of the present-day exponents of this style, and is well known for his extensive repertoire. This thesis examines the fiddle music of Connie O'Connell within the context of the Sliabh Luachra fiddle tradition. It also examines the extent to which that tradition has changed and how this change is manifested in Connie's music. The Introduction outlines my reasons for embarking on this project. It also details the approach adopted in examining Connie's music and the manner in which his position within the Sliabh Luachra fiddle tradition has been evaluated. Chapter One is a brief biographical study of the musician in context. His repertoire is examined in Chapter Two and is related to that of his predecessors. The notion that polkas and slides are the dominant tune-types in Sliabh Luachra is challenged in this chapter. Aspects of melodic and rhythmic variation are examined in detail in Chapter Three, while Connie's bowing style is also discussed here. In Chapter Four, opposing views on regional and individual styles are discussed and attention is drawn to the fact that in Connie's playing both the regional and the individual find mutual expression. .. Appendix A contains sixty-three tunes transcribed by the author from the two principal recording sessions in October 1992 and November 1992. Seven additional transcriptions are included for the purpose of examining Connie's bowing style. These are the result of a video session which took place in October 1993. Transcriptions of tunes played by Padraig O'Keeffe, Denis Murphy and Julia Clifford are also included for comparative purposes. The manner in which these tunes are laid out is explained in this same Appendix. The transcriptions are indexed in a variety of ways in Appendices B, C, D and E. In Appendix B, the tunes are listed in the order in which they were played on the above recording dates. In Appendix C, they are indexed according to tune-type. In Appendix D, the tunes are indexed according to regional source. In addition, where an alternative title has been discovered for certain tunes, a number in bold print follows the relevant tunes in this appendix. The source of these alternative tune titles is explained in Appendix E

    The fiddle music of Connie O'Connell

    No full text
    This is a study of an Irish traditional fiddle-player, Connie O'Connell, from Cill na Martra, Co. Cork. Connie has been strongly influenced by the main musicians of Sliabh Luachra, an area which encompasses the West Cork and East Kerry border. In particular, he has been influenced by the renowned fiddle-players of the region - Denis Murphy, Padraig O'Keeffe and Julia Clifford. Today, he is widely considered amongst the traditional music community as one of the present-day exponents of this style, and is well known for his extensive repertoire. This thesis examines the fiddle music of Connie O'Connell within the context of the Sliabh Luachra fiddle tradition. It also examines the extent to which that tradition has changed and how this change is manifested in Connie's music. The Introduction outlines my reasons for embarking on this project. It also details the approach adopted in examining Connie's music and the manner in which his position within the Sliabh Luachra fiddle tradition has been evaluated. Chapter One is a brief biographical study of the musician in context. His repertoire is examined in Chapter Two and is related to that of his predecessors. The notion that polkas and slides are the dominant tune-types in Sliabh Luachra is challenged in this chapter. Aspects of melodic and rhythmic variation are examined in detail in Chapter Three, while Connie's bowing style is also discussed here. In Chapter Four, opposing views on regional and individual styles are discussed and attention is drawn to the fact that in Connie's playing both the regional and the individual find mutual expression. .. Appendix A contains sixty-three tunes transcribed by the author from the two principal recording sessions in October 1992 and November 1992. Seven additional transcriptions are included for the purpose of examining Connie's bowing style. These are the result of a video session which took place in October 1993. Transcriptions of tunes played by Padraig O'Keeffe, Denis Murphy and Julia Clifford are also included for comparative purposes. The manner in which these tunes are laid out is explained in this same Appendix. The transcriptions are indexed in a variety of ways in Appendices B, C, D and E. In Appendix B, the tunes are listed in the order in which they were played on the above recording dates. In Appendix C, they are indexed according to tune-type. In Appendix D, the tunes are indexed according to regional source. In addition, where an alternative title has been discovered for certain tunes, a number in bold print follows the relevant tunes in this appendix. The source of these alternative tune titles is explained in Appendix E
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