the zero matrix 零矩阵
non-zero matrix 非零矩阵
power zero matrix 幂零矩阵
strong non-zero matrix 强非零矩阵
almost zero matrix ring 几乎零矩阵环
black matrix zero 正邪幻想曲
power zero Jordan matrix 幂零Jordan矩阵
zero-trace matrix 迹零矩阵
以上来源于: WordNet
Triple table is used to only store non-zero matrix elements to improve the program's efficiency of storage and computation because simulation model's Jacobian matrix is serious sparse.
针对管网模型中雅克比矩阵高稀疏性的特点，采用三元组顺序表只对矩阵中的非零元素进行存储，提高了程序的存储和计算效率。
Based on the spectral set of skew-symmetric matrix, the result that a class sign pattern matrix with zero diagonal is unique inertia was proved by using orthogonal similarity transformation.
本文基于反对称矩阵的谱集，采用正交相似变换，得到一类具有零对角的符号模式矩阵具有唯一惯量的结论。
The paper puts forward the structure of the generalized zero space of matrix briefly, so the zero space can be understood more clearly.
文章给出了矩阵的广义零空间的结构，使我们对矩阵的广义零空间有更清晰的认识。
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