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dc.contributor.author |
Bahr, B. |
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dc.contributor.author |
Gambini, R. |
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dc.contributor.author |
Pullin, J. |
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dc.date.accessioned |
2019-02-18T11:02:54Z |
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dc.date.available |
2019-02-18T11:02:54Z |
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dc.date.issued |
2012 |
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dc.identifier.citation |
Discretisations, Constraints and Diffeomorphisms in Quantum Gravity / B. Bahr, R. Gambini, J. Pullin // Symmetry, Integrability and Geometry: Methods and Applications. — 2012. — Т. 8. — Бібліогр.: 67 назв. — англ. |
uk_UA |
dc.identifier.issn |
1815-0659 |
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dc.identifier.other |
2010 Mathematics Subject Classification: 37M99; 70H45; 81T17; 82B28; 83C27; 83C45 |
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dc.identifier.other |
DOI: http://dx.doi.org/10.3842/SIGMA.2012.002 |
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dc.identifier.uri |
http://dspace.nbuv.gov.ua/handle/123456789/148367 |
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dc.description.abstract |
In this review we discuss the interplay between discretization, constraint implementation, and diffeomorphism symmetry in Loop Quantum Gravity and Spin Foam models. To this end we review the Consistent Discretizations approach, which is an application of the master constraint program to construct the physical Hilbert space of the canonical theory, as well as the Perfect Actions approach, which aims at finding a path integral measure with the correct symmetry behavior under diffeomorphisms. |
uk_UA |
dc.description.sponsorship |
This paper is a contribution to the Special Issue “Loop Quantum Gravity and Cosmology”. The full collection is available at http://www.emis.de/journals/SIGMA/LQGC.html. |
uk_UA |
dc.language.iso |
en |
uk_UA |
dc.publisher |
Інститут математики НАН України |
uk_UA |
dc.relation.ispartof |
Symmetry, Integrability and Geometry: Methods and Applications |
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dc.title |
Discretisations, Constraints and Diffeomorphisms in Quantum Gravity |
uk_UA |
dc.type |
Article |
uk_UA |
dc.status |
published earlier |
uk_UA |
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