四、矢量范数和矩阵范数（Fronenius Number of Vector and Matrix） 五、张量的概念（Concept of Tensor） 第三节 最优化方法基础（Elements for Optimization Methods） ..
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并提出采用渗透压力附加柔度张量的概念来定义渗透压力对岩体力学特性的影响。
The concept of additional flexibility tensor is introduced to indicate the influence of seepage pressure on the mechanic characteristics of rock mass.
提出了多磁化中心锁式态工作的非均匀磁化系统中铁氧体张量磁导率的概念。
A concept of the tensor permeability in the multicenter-magnetized inhomogeneous magnetized systems in a latching state is proposed.
微分几何包含这样的概念：纤维束和流形上的微积分，特别是矢量与张量微积分。
Within differential geometry are the concepts of fiber bundles and calculus on manifolds, in particular, vector and tensor calculus.
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