1) the horizontal flag curvature
水平旗曲率
2) horizontal curvature
水平曲率
3) constant flag curvature
常旗曲率
4) flag curvature
旗曲率
1.
In particular, we show that there exists a A-deformation perserving projective flatness for a class of Randers metric with special flag curvature.
特别,对一类具有特殊旗曲率性质的Randers度量我们证明了这类度量一定存在保持射影平坦性的λ形变。
2.
Submanifolds flag curvature and Ricci curvature of submanifolds is studied by using normal curvature, Landsberg Curvature, normal tangent Curvature, Berwald connection, and second fundamenal form in Minkowski space.
利用Finsler法曲率A、Landsberg曲率Ly、法切曲率Fy、Berwald联络D以及第二基本形式Ⅱy,研究Minkowski空间中的子流形、子流形的旗曲率与李齐曲率。
3.
The convexity of distance function and geodesic sphere is studied by using tangent curvature and flag curvature in Finsler manifolds, and points out that the geodesic sphere is contained in the plane of Minkowski Space with complete and simply connected.
利用 Finsler流形中的切曲率和旗曲率 ,研究了距离函数与测地球的凸性 ;指出了在单连通完备 Minkowski空间中测地球正好是平面的一部
补充资料:旗旗
1.亦作"旗旗"。 2.旌旗。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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