On metric connections with totally skew-symmetric torsion tensor

We consider a 1-parameter family of metric connections with totally skew-symmetric torsion tensors on a Riemannian manifold and derive a Weitzenböck formula for the Laplace operator, arising from such a connection. Various notions related to the family are defined and developed in the process, mimic...

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Opis bibliograficzny
1. autor: Vasilev, Stefan
Kolejni autorzy: Agricola, Ilka (Prof. Dr. habil.) (Promotor doktoranta)
Format: Dissertation
Język:angielski
Wydane: Philipps-Universität Marburg 2019
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Opis
Streszczenie:We consider a 1-parameter family of metric connections with totally skew-symmetric torsion tensors on a Riemannian manifold and derive a Weitzenböck formula for the Laplace operator, arising from such a connection. Various notions related to the family are defined and developed in the process, mimicking what is normally done with the Levi-Civita connection. We investigate the matter of skew torsion further by introducing weakly non-degenerate and non-degenerate split torsion and show examples of manifolds, admitting such connections.
Opis fizyczny:77 Seiten
DOI:10.17192/z2020.0088