In this paper we get a seeking unified method of the least common multiple the greatest common factor and coefficients polynomial by implementing elementary row transformation in a polynomial matrix.

利用矩阵的初等变换，给出了两个多项式的最小公倍式、最大公因式及其系数多项式的统一求法。

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The stiffness coefficients of piles have been calculated by numerical method and duly employed in the matrix analysis of pile foundations as space structures.

利用主解系数等方法导出了桩轴向、横向及扭转刚度系数的通用算法并用于桩基作为空间结构的矩阵分析。

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We investigate the admissibility of the linear estimate of random regression coefficients under a matrix loss function in general growth curve models.

本文在矩阵损失下研究了一般增长曲线模型中随机回归系数线性估计的可容许性。

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