Benenti Tensors: A useful tool in Projective Differential Geometry
Two metrics are said to be projectively equivalent if they share the same geodesics (viewed as unparametrized curves). The degree of mobility of a metric g is the dimension of the space of the metrics projectively equivalent to g. For any pair of metrics (g, ḡ) on the same manifold one can construct...
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2018
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oai:doaj.org-article:69574509794c40c8b0828478926b1cc72021-12-02T19:07:54ZBenenti Tensors: A useful tool in Projective Differential Geometry2300-744310.1515/coma-2018-0006https://doaj.org/article/69574509794c40c8b0828478926b1cc72018-05-01T00:00:00Zhttps://doi.org/10.1515/coma-2018-0006https://doaj.org/toc/2300-7443Two metrics are said to be projectively equivalent if they share the same geodesics (viewed as unparametrized curves). The degree of mobility of a metric g is the dimension of the space of the metrics projectively equivalent to g. For any pair of metrics (g, ḡ) on the same manifold one can construct a (1, 1)- tensor L(g, ḡ) called the Benenti tensor. In this paper we discuss some geometrical properties of Benenti tensors when (g, ḡ) are projectively equivalent, particularly in the case of degree of mobility equal to 2.Manno GianniVollmer AndreasDe Gruyterarticleprojective connectionsbenenti tensorsprojectively equivalent metricslevi-civita metrics53a2053b10MathematicsQA1-939ENComplex Manifolds, Vol 5, Iss 1, Pp 111-121 (2018) |
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projective connections benenti tensors projectively equivalent metrics levi-civita metrics 53a20 53b10 Mathematics QA1-939 |
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projective connections benenti tensors projectively equivalent metrics levi-civita metrics 53a20 53b10 Mathematics QA1-939 Manno Gianni Vollmer Andreas Benenti Tensors: A useful tool in Projective Differential Geometry |
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Two metrics are said to be projectively equivalent if they share the same geodesics (viewed as unparametrized curves). The degree of mobility of a metric g is the dimension of the space of the metrics projectively equivalent to g. For any pair of metrics (g, ḡ) on the same manifold one can construct a (1, 1)- tensor L(g, ḡ) called the Benenti tensor. In this paper we discuss some geometrical properties of Benenti tensors when (g, ḡ) are projectively equivalent, particularly in the case of degree of mobility equal to 2. |
format |
article |
author |
Manno Gianni Vollmer Andreas |
author_facet |
Manno Gianni Vollmer Andreas |
author_sort |
Manno Gianni |
title |
Benenti Tensors: A useful tool in Projective Differential Geometry |
title_short |
Benenti Tensors: A useful tool in Projective Differential Geometry |
title_full |
Benenti Tensors: A useful tool in Projective Differential Geometry |
title_fullStr |
Benenti Tensors: A useful tool in Projective Differential Geometry |
title_full_unstemmed |
Benenti Tensors: A useful tool in Projective Differential Geometry |
title_sort |
benenti tensors: a useful tool in projective differential geometry |
publisher |
De Gruyter |
publishDate |
2018 |
url |
https://doaj.org/article/69574509794c40c8b0828478926b1cc7 |
work_keys_str_mv |
AT mannogianni benentitensorsausefultoolinprojectivedifferentialgeometry AT vollmerandreas benentitensorsausefultoolinprojectivedifferentialgeometry |
_version_ |
1718377154257879040 |