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S-Curvature of left invariant Randers metrics on some simple Lie groups | ||
Journal of Finsler Geometry and its Applications | ||
دوره 2، شماره 2، اسفند 2021، صفحه 66-76 اصل مقاله (82.66 K) | ||
نوع مقاله: Original Article | ||
شناسه دیجیتال (DOI): 10.22098/jfga.2021.1369 | ||
نویسنده | ||
Hossein Abedi Karimi | ||
Department of Mathematics, Isfahan University of Technology, Isfahan, 84156-83111-Iran. hossein.abedikarimi@gmail.com | ||
چکیده | ||
In this paper we study the Riemannian geometry of simple Lie groups SO(3,R), SL(2,R) and SO(1,3), equipped with a left invariant Riemannian metric. We consider left invariant Randers metrics induced by these left invariant Riemannian metrics. Then, in each case, we obtain the S-curvature and show that although these Randers metrics are not of Berwald or Douglas type but in the case of SO(3,R) it is of almost isotropic S-curvature. Finally, we give the S-curvature of left invariant Randers metrics on four-dimensional Einstein Lie groups. | ||
کلیدواژهها | ||
S-curvature؛ isotropic S-curvature؛ Lie groups؛ Randers space | ||
مراجع | ||
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آمار تعداد مشاهده مقاله: 255 تعداد دریافت فایل اصل مقاله: 225 |