Articles with "flag curvature" as a keyword



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On a Class of Finsler Metrics of Scalar Flag Curvature

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Published in 2017 at "Results in Mathematics"

DOI: 10.1007/s00025-016-0539-6

Abstract: In this paper, we prove that a class of general $${(\alpha, \, \beta)}$$(α,β)-metric are of scalar flag curvature if and only if they are locally projectively flat under certain conditions (Theorem 1.1). Moreover, we find… read more here.

Keywords: finsler metrics; class; scalar flag; flag curvature ... See more keywords
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On some classes of projectively flat Finsler metrics with constant flag curvature

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Published in 2020 at "Differential Geometry and Its Applications"

DOI: 10.1016/j.difgeo.2019.101579

Abstract: Abstract In this paper, we give the equivalent PDEs for projectively flat Finsler metrics with constant flag curvature defined by a Euclidean metric and two 1-forms. Furthermore, we construct some classes of new projectively flat… read more here.

Keywords: flat finsler; finsler metrics; metrics constant; constant flag ... See more keywords
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Special Finslerian generalization of the Reissner-Nordström spacetime

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Published in 2018 at "Physical Review D"

DOI: 10.1103/physrevd.98.084030

Abstract: We have obtained Finslerian Ressiner-Nordstrom solution where it is asymptotic to a Finsler spacetime with constant flag curvature while $r\rightarrow\infty$. The covariant derivative of modified Einstein tensor in Finslerian gravitational field equation for this solution… read more here.

Keywords: special finslerian; constant flag; flag curvature; ressiner nordstrom ... See more keywords