... elementary number theory 初等数论 elementary matrix 初等阵 elementary geometry 初等几许 ...
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初等矩阵 [数] elementary matrix ; elementary reduction matrices ; elementary matrices
分块初等阵 partitioned elementary matrix
初等矩阵代数 Elementary matrix algebra
分块初等矩阵 block elementary matrix
矩阵的初等变换 elementary transformation of matrices ; Transformation of matrix ; elementary transformation ; elementary operations on matrix
初等矩阵群 elementary group
矩阵初等变换 Matrix transformations ; Elementary matrix transformation
对矩阵作初等行变换 row operation
讨论了局部环上的矩阵表为初等阵之积的因子个数问题，并推广了域上的相应结论。
The number of the elementary matrices representing a matrix over a local ring are discussed, the corresponding results from a field to a local ring are extended.
现有的关于线性方程组的解法，都是基于对系数阵或增广阵施行初等“行”变换。
The old methods about solving a system of linear equations all base on using the row's elementary operation to matrix of coefficients or augmented matrix.
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