semi-matrix [数] 半矩阵
Semi-solid matrix 半固体骨架
semi-definite matrix 半定矩阵 ; 半定阵
negative semi&finite matrix 半负定矩阵
semi-identity matrix 半单位矩阵
Semi-Discrete Matrix Decomposition 半离散矩阵分解
hermitian positive semi definite matrix hermite正半定矩阵
semi-positive definite matrix 正半定矩阵
semi stable matrix 半稳定矩阵
Some equivalent representations of complex positive semi definite matrices are given by using equivalent conditions of positive semi definite of real symmetric matrix.
利用实对称矩阵的半正定之等价条件给出了复正半定矩阵的几个等价条件。
The third chapter analyzes several mesh quality smoothing and optimization methods, and imports a method that optimizes the node Numbers to reduce the semi-bandwidth of rigidity matrix.
第三章讨论了网格质量修匀及优化技术，并且引入网格节点编号优化方法以减小总刚矩阵的半带宽。
When crack expanding problem is studied, a high efficiency semi-analytical matrix perturbation method is put forward.
对于裂纹扩展问题，提出了一种高效的半解析矩阵摄动法。
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