Infinite and finite consistent truncations on deformed generalised parallelisations

Abstract Given a manifold M $$ \mathbbm{M} $$ admitting a maximally supersymmetric consistent truncation, we show how to formulate new consistent truncations by restricting to a set of Kaluza-Klein modes on M $$ \mathbbm{M} $$ invariant under some subgroup of the group of isometries of M $$ \mathbbm...

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Main Authors: Chris D. A. Blair, Martín Pico, Oscar Varela
Format: Article
Language:English
Published: SpringerOpen 2024-09-01
Series:Journal of High Energy Physics
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Online Access:https://doi.org/10.1007/JHEP09(2024)065
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author Chris D. A. Blair
Martín Pico
Oscar Varela
author_facet Chris D. A. Blair
Martín Pico
Oscar Varela
author_sort Chris D. A. Blair
collection DOAJ
description Abstract Given a manifold M $$ \mathbbm{M} $$ admitting a maximally supersymmetric consistent truncation, we show how to formulate new consistent truncations by restricting to a set of Kaluza-Klein modes on M $$ \mathbbm{M} $$ invariant under some subgroup of the group of isometries of M $$ \mathbbm{M} $$ . These truncations may involve either finite or infinite sets of modes. We provide their global description using exceptional generalised geometry to construct a ‘deformed’ generalised parallelisation starting with that on M $$ \mathbbm{M} $$ . This allows us to explicitly embed known consistent truncations directly into exceptional generalised geometry/exceptional field theory, and to obtain the equations governing situations where the consistent truncation retains an infinite tower of modes.
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spelling doaj-art-71f767bb447c4a94ae18e240da4554f22025-08-20T02:20:42ZengSpringerOpenJournal of High Energy Physics1029-84792024-09-012024914110.1007/JHEP09(2024)065Infinite and finite consistent truncations on deformed generalised parallelisationsChris D. A. Blair0Martín Pico1Oscar Varela2Instituto de Física Teórica UAM/CSICInstituto de Física Teórica UAM/CSICInstituto de Física Teórica UAM/CSICAbstract Given a manifold M $$ \mathbbm{M} $$ admitting a maximally supersymmetric consistent truncation, we show how to formulate new consistent truncations by restricting to a set of Kaluza-Klein modes on M $$ \mathbbm{M} $$ invariant under some subgroup of the group of isometries of M $$ \mathbbm{M} $$ . These truncations may involve either finite or infinite sets of modes. We provide their global description using exceptional generalised geometry to construct a ‘deformed’ generalised parallelisation starting with that on M $$ \mathbbm{M} $$ . This allows us to explicitly embed known consistent truncations directly into exceptional generalised geometry/exceptional field theory, and to obtain the equations governing situations where the consistent truncation retains an infinite tower of modes.https://doi.org/10.1007/JHEP09(2024)065Supergravity ModelsM-TheorySpace-Time Symmetries
spellingShingle Chris D. A. Blair
Martín Pico
Oscar Varela
Infinite and finite consistent truncations on deformed generalised parallelisations
Journal of High Energy Physics
Supergravity Models
M-Theory
Space-Time Symmetries
title Infinite and finite consistent truncations on deformed generalised parallelisations
title_full Infinite and finite consistent truncations on deformed generalised parallelisations
title_fullStr Infinite and finite consistent truncations on deformed generalised parallelisations
title_full_unstemmed Infinite and finite consistent truncations on deformed generalised parallelisations
title_short Infinite and finite consistent truncations on deformed generalised parallelisations
title_sort infinite and finite consistent truncations on deformed generalised parallelisations
topic Supergravity Models
M-Theory
Space-Time Symmetries
url https://doi.org/10.1007/JHEP09(2024)065
work_keys_str_mv AT chrisdablair infiniteandfiniteconsistenttruncationsondeformedgeneralisedparallelisations
AT martinpico infiniteandfiniteconsistenttruncationsondeformedgeneralisedparallelisations
AT oscarvarela infiniteandfiniteconsistenttruncationsondeformedgeneralisedparallelisations