The calculation methods of diagonally dominant matrix in-situ replacement are researched, including the matrix determinant, the matrix equation unknown and the matrix inversion computation.
研究对角占优矩阵原位替换解算方法，包括矩阵行列式、矩阵方程未知数和矩阵逆阵的解算。
The precise critical force of a system can be deduced from the fact that the determinant of stiffness matrix of the system is equal to zero in the critical condition.
由结构刚度矩阵行列式值为零的失稳条件导出结构失稳特征方程，从而精确地确定系统临界力值。
We put block matrix method in the calculation of Higher-order determinant in this article and give some calculating formulas, methods of calculation, condition of calculation and skills.
作者将矩阵分块法应用到高阶行列式的计算中，并给出了几个计算公式、算条件及方法和技巧。
Compared with some normal methods of searching feedback loops, the author obtained that the matrix algorithm was superior to the determinant algorithm in terms of time complexity.
针对这一问题，比较了几种常见的反馈环计算方法，得出在时间复杂度上矩阵算法优于行列式算法。
The effects of posture changes on the accuracy of robot have been studied when the robot is in non-singular posture, namely the determinant of inverse Jacobi matrix is not close to zero.
研究机器人处于非奇异位姿即逆雅可比矩阵行列式不接近零时，位姿变化对机器人精度的影响。
This paper elaborates several features of the sum of the cofactor of a determinant and provides the method to calculate the determinant of a Matrix by the sum of the cofactor of a determinant.
给出有关代数余子式之和的几个性质并予以证明，且给出利用代数余子式之和计算行列式的方法。
Based on the conception of the matrix volume, we presented the definition of the orthogonal degree of the matrices, generalized and extended the determinant method mentioned above.
基于矩阵体积的概念，引入矩阵向量正交度，对病态问题的行列式诊断方法进行了推广和扩展。
The judging methods of the vectors group related dependence from determinant values, rank of matrix, solution of system of linear equations etc were studied.
将行列式的值、矩阵的秩、齐次线性方程组的解等知识运用于向量组线性相关性判定，归纳出六种判定向量组线性相关性的方法。
We've studied that the wide-sense elementary transformation of a matrix, and illustrated its application in determinant calculation, matrix inversion and the rank of a matrix.
我们试对矩阵的广义初等变换作简要阐述并举例说明其在行列式求值、矩阵求逆及矩阵秩的有关证明等方面的应用。
Applying this method, we can only require the lower order's calculation of matrix and determinant to make the analysis of vibration for the plane link mechanism.
通过该方法，只需要进行阶次很低的矩阵和行列式计算即可完成平面连杆机构的振动分析。
Applying this method, we can only require the lower order's calculation of matrix and determinant to make the analysis of vibration for the plane link mechanism.
通过该方法，只需要进行阶次很低的矩阵和行列式计算即可完成平面连杆机构的振动分析。
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