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The 2-Hilbert space of a prequantum bundle gerbe

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Autor(es):
Bunk, Severin [1] ; Saemann, Christian ; Szabo, Richard J.
Número total de Autores: 3
Afiliação do(s) autor(es):
[1] Heriot Watt Univ, Dept Math, Colin Maclaurin Bldg, Edinburgh EH14 4AS, Midlothian - Scotland
Número total de Afiliações: 1
Tipo de documento: Artigo de Revisão
Fonte: REVIEWS IN MATHEMATICAL PHYSICS; v. 30, n. 1 FEB 2018.
Citações Web of Science: 4
Resumo

We construct a prequantum 2-Hilbert space for any line bundle gerbe whose Dixmier-Douady class is torsion. Analogously to usual prequantization, this 2-Hilbert space has the category of sections of the line bundle gerbe as its underlying 2-vector space. These sections are obtained as certain morphism categories in Waldorf's version of the 2-category of line bundle gerbes. We show that these morphism categories carry a monoidal structure under which they are semisimple and abelian. We introduce a dual functor on the sections, which yields a closed structure on the morphisms between bundle gerbes and turns the category of sections into a 2-Hilbert space. We discuss how these 2-Hilbert spaces fit various expectations from higher prequantization. We then extend the transgression functor to the full 2-category of bundle gerbes and demonstrate its compatibility with the additional structures introduced. We discuss various aspects of Kostant-Souriau prequantization in this setting, including its dimensional reduction to ordinary prequantization. (AU)

Processo FAPESP: 16/04341-5 - Os aspectos clássicos e quânticos das teorias de campo nos espaços não-geométricos
Beneficiário:Vladislav Kupriyanov
Modalidade de apoio: Auxílio à Pesquisa - Pesquisador Visitante - Internacional