Invariant symmetries on non-reductive homogeneous pseudo-Riemannian four-manifolds (Q496983)
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scientific article; zbMATH DE number 6484512
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Invariant symmetries on non-reductive homogeneous pseudo-Riemannian four-manifolds |
scientific article; zbMATH DE number 6484512 |
Statements
Invariant symmetries on non-reductive homogeneous pseudo-Riemannian four-manifolds (English)
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23 September 2015
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The aim of this work is to classify invariant Ricci collineations of all four-dimensional non-reductive homogeneous pseudo-Riemannian manifolds. Moreover, a classification of invariant matter collineations for the Lorentzian case is obtained.
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Killing vector fields
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affine vector fields
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Ricci collineations
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matter collineations
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