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- isotropic submanifolds 迷向子流形
- In this paper,we prove that two types of isotropic totally real submanifolds with flat normal bundle in a complex projective space must be minimal. 证明了复射影空间中两种类型法丛平坦的全实迷向子流形必是极小的,并在紧致的情形确定了它们的具体形状。
- Here we give the equations for the isotropic solids. 在这儿,我们给出适用于各项同性固体的方程。
- How homogeneous and isotropic is stratospheric mixing? 平流层混合是怎么均匀又各同性的?
- Kinematics isotropic index of the arm is plotted out. 分析了拟人手臂的运动学各向同性指标。
- The universe is bathed by an isotropic bath of microwave radiation. 整个宇宙存在着一个各向同性的微波幅射
- The results show that the sensor is decoupled and isotropic. 分析计算结果表明该传感器是力与力矩解耦和各向同性的。
- Two cases,isotropic and anisotropic dielectrics are studied. 研究了各向同性和各向异性两种情况。
- On large spatial scales, the Universe is homogeneous and isotropic. 在大尺度的观测下,宇宙是均质与各向同性的。
- Are Gamma-ray Bursts due to Isotropic Fireballs or Cylindrical Jets? 伽玛射线暴:各向同性火球还是柱形喷流?
- We also found that the rheological behavior of single layer GMT is isotropic. GMT材料挤压流动行为表现为各向同性;
- Collision statistics in an isotropic particle-laden turbulent suspension. 颗粒在湍流中的碰撞和凝结。
- In this paper,the geometry of submanifolds with parally mean curvature vector in a locally symmetric, conformally falt Riemannian manifold is studied. 本文研究局部对称共形平坦黎曼流形中具有平行平均曲率向量的紧致子流形的性质。
- Let M be a closed m-dimensional submanifold in the Euclidean space (or sphere Sm+p). 设M是欧几里德空间E~(m+p)或球S~(m+p)中的m维封闭子流形,T_(?)
- This paper obtaines some pinching theorems of compactly minimal Submanifolds in a locally symmetric and conformal flat Riemannian manifold. 对局部对称共形平坦黎曼流形中具有平坦法丛的极小子流形作了一些讨论,得到了极小子流形是全测地的两个充分条件。
- We prove that these examples are complete.Moreover, these examples are not minimal submanifolds in the commom sense when the parameter $K\neq 0$. 证明了这些例子是完备的.;而且当参数%24K\\neq 0%24时得到的Hamilton极小子流形在通常意义下(即体积泛函对任何正常变分的临界点) 不是极小的
- And for the special case that M is a Spin minimal submanifold,the estimate of eigenvalue gap is given. 特别地当M为Spin-极小子流形时,给出了其特征值间距和特征值估计。
- This paper discusses submanifolds with parallel mean curvature vector in local symmetric spaces and obtains integral invariants about the square of modulus-length. 讨论局部对称空间中具有平行平均曲率向量的子流形;得到其关于第二基本形式模长平方的积分不等式的相关定理.
- In this paper, the first fundamental problem of the isotropic elastic plane with four vertical cracks is considered. 本文讨论带四条裂纹的各向同性无限弹性平面问题。
- The auther worked out a pinching theorem of compact pesudoumbilical submanifolds with parallel mean curvature vector in a locally symmetric conformally flat Riemannian manifolds. 摘要研究局部对称共形平坦黎曼流形中具平行平均曲率向量的紧致伪脐子流形,得到了这类子流形模长平方的一个拼挤定理。