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- In this paper, we investigate the whole formulas of the curvature tensor, Ricci curvature and scalar curvature on the singly and doubly warped product on Lorentzian manifolds. 给出了洛伦茨流形上的曲率张量、纯量曲率的计算公式;并推导出了洛伦茨流形上的二重扭积公式.
- AWK, th're kn kns.Th're things w k w k.W also k th're kn unkns.That's to say w k th're some things w do not k.But th're also unk unkns;The ones we don't k we don't k. 哀家非得腾出工夫深入琢磨琢磨这东西,瞧把你们一个个美的,看几部动漫还真把自己看作时代先锋了,我这老人都不看在眼里了,奶奶的。
- Abstract : In this paper,we study compact Riemannian manifolds which Ricci curvature ten-sors are parallel,and establish some pinching theorems for square of length of the Riemanniancurvatuer tensor. 摘要 : 本文研究李奇曲率平行的封闭黎曼流形,证明了黎曼曲率平方的一个拚挤定理。
- residual correlation of k th order k级剩余相关
- The lower bound of Ricci curvature and finite topological type 曲率下界与有限拓扑型
- The first eigenvalue on a compact manifold with positive Ricci curvature 正曲率流形的第一特征值
- The Fundamental Group of Open Manifolds with Nonnegative Ricci Curvature 具有非负Ricci曲率的开流形的基本群
- Important theorem on submanifold in space form with paralled Ricci curvature 常曲率空间中Ricci曲率平行的子流形的一个重要定理及应用
- Open Manifolds with Nonnegative Ricci Curvature and Large Volume Growth 具有非负Ricci曲率和大体积增长的开流形
- The Manifolds with Nonnegative Ricci Curvature and Sub-large Volume Growth 具非负Ricci曲率和次大体积增长的流形
- Minimal Submanifolds in a Riemannian Manifolds with Parallel Ricci Curvature 具有平行Ricci曲率黎曼流形中的极小子流形
- But th're also unk unkns;The ones we don't k we don't k. 夜里坐在黑暗的角落中拼命流泪,直到我再也找不到任何一个还可以拿来伤心的理由。
- The Progress of Riemannian Manifolds with Nonnegative Ricci Curvature and Large Volume Growth 具非负Ricci曲率的大体积增长之黎曼流形研究的进展
- Th woman was delighted at the recovery of her stolen jewels. 那位妇人对找回被盗的珠宝感到非常高兴。
- The topology of complete manifolds with nonnegative Ricci curvature and large volume growth 具非负Ricci曲率和大体积增长的完备流形的拓扑
- THE ESTIMATION OF FIRST EIGENVALUE OF COMPACT RIEMANN MANIFOLD WITH NEGATIVE RICCI CURVATURE 负Ricci曲率紧Riemann流形第一特征值的估计
- We really enjoyed ourselves at th funfair. 我们在娱乐场确实玩得很开心。
- They were found canoodling in th park. 他们被人发现在公园内拥抱和调情。
- Another basic quantity is the bulk modulus K. 另一个基本的量是体积模量K。
- His life spanned almost the whole of the 1 9 th C . 他的一生几乎跨过整个19世纪。