Semi-classical Virasoro blocks: proof of exponentiation

Abstract Virasoro conformal blocks are expected to exponentiate in the limit of large central charge c and large operator dimensions hi, with the ratios hi/c held fixed. We prove this by employing the oscillator formulation of the Virasoro algebra and its representations. The techniques developed ar...

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Main Authors: Mert Beşken, Shouvik Datta, Per Kraus
Format: Article
Language:English
Published: SpringerOpen 2020-01-01
Series:Journal of High Energy Physics
Subjects:
Online Access:https://doi.org/10.1007/JHEP01(2020)109
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author Mert Beşken
Shouvik Datta
Per Kraus
author_facet Mert Beşken
Shouvik Datta
Per Kraus
author_sort Mert Beşken
collection DOAJ
description Abstract Virasoro conformal blocks are expected to exponentiate in the limit of large central charge c and large operator dimensions hi, with the ratios hi/c held fixed. We prove this by employing the oscillator formulation of the Virasoro algebra and its representations. The techniques developed are then used to provide new derivations of some standard results on conformal blocks.
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spelling doaj.art-8362974cd5a445d99b86347eba9dd7d72025-01-26T12:11:29ZengSpringerOpenJournal of High Energy Physics1029-84792020-01-012020111610.1007/JHEP01(2020)109Semi-classical Virasoro blocks: proof of exponentiationMert Beşken0Shouvik Datta1Per Kraus2Mani L. Bhaumik Institute for Theoretical Physics, Department of Physics & A stronomy, University of California Los AngelesMani L. Bhaumik Institute for Theoretical Physics, Department of Physics & A stronomy, University of California Los AngelesMani L. Bhaumik Institute for Theoretical Physics, Department of Physics & A stronomy, University of California Los AngelesAbstract Virasoro conformal blocks are expected to exponentiate in the limit of large central charge c and large operator dimensions hi, with the ratios hi/c held fixed. We prove this by employing the oscillator formulation of the Virasoro algebra and its representations. The techniques developed are then used to provide new derivations of some standard results on conformal blocks.https://doi.org/10.1007/JHEP01(2020)109Conformal Field TheoryConformal and W SymmetryField Theories in Lower Dimensions
spellingShingle Mert Beşken
Shouvik Datta
Per Kraus
Semi-classical Virasoro blocks: proof of exponentiation
Journal of High Energy Physics
Conformal Field Theory
Conformal and W Symmetry
Field Theories in Lower Dimensions
title Semi-classical Virasoro blocks: proof of exponentiation
title_full Semi-classical Virasoro blocks: proof of exponentiation
title_fullStr Semi-classical Virasoro blocks: proof of exponentiation
title_full_unstemmed Semi-classical Virasoro blocks: proof of exponentiation
title_short Semi-classical Virasoro blocks: proof of exponentiation
title_sort semi classical virasoro blocks proof of exponentiation
topic Conformal Field Theory
Conformal and W Symmetry
Field Theories in Lower Dimensions
url https://doi.org/10.1007/JHEP01(2020)109
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AT shouvikdatta semiclassicalvirasoroblocksproofofexponentiation
AT perkraus semiclassicalvirasoroblocksproofofexponentiation