1) flat submanifold
平坦子流形
2) almost flat manifold
殆平坦流形
3) manifold of class one
共形平坦Riemann流形
4) Gromov's almost flat manifolds
Gromov几乎平坦流形
5) conformally flat manifolds
共形平坦的黎曼流形
6) conformally flat
共形平坦
1.
A pinching theorem of compact pseudoumbilical submanifolds with parallel mean curvature vector in a locally symmetric conformally flat Riemannian manifolds;
局部对称共形平坦黎曼流形中具平行平均曲率向量的伪脐子流形的一个刚性定理
2.
In this paper,we study 2-harmonic spacelike hypersurfaces in a locally symmetric and conformally flat lorentz manifold and obtain a pinching theorem of the class of hypersurfaces to the ambient manifold.
研究局部对称共形平坦洛伦兹流形中的2-调和类空超曲面,得到它对外围空间的一个拼挤定理。
3.
In this paper, we discuss the 2-harmonic spacelike submanifolds in a locally symmetric and conformally flat pseudo-riemannian manifold and get two sufficient conditions under which Mn turns into a maximal submanifold,and the results in [2] are improved.
讨论局部对称共形平坦伪黎曼流形的2-调和类空子流形,得到这类子流形成为极大的二个充分条件,推广了文[2]中的结论。
补充资料：平坦
1.没有高低凹凸。亦用于比喻，犹言没有曲折，很顺当。 2.公平;直率。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条