Multi-(super)graviton theory on topologically non-trivial backgrounds
classification
✦ hep-th
gr-qc
keywords
cosmologicalnon-trivialpositivebackgroundsconstantcontributionsdemandedeffective
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It is shown that in some multi-supergraviton models, the contributions to the effective potential due to a non-trivial topology can be positive, giving rise in this way to a positive cosmological constant, as demanded by cosmological observations.
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