它在各种各样的计算机系统上运行，尤其擅长于涉及任意长度整数和小数、图、矩阵和多项式代数的算术。

It runs on a variety of computer systems and is especially good at arithmetic involving arbitrary-length integers and fractions, graphics, and matrix and polynomial algebra.

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研究了友阵的性质，论述了用相似变换计算矩阵特征多项式的方法。

The property of companion matrix is studied, and the method of calculating the characteristic polynomial of matrix with similar transformation is explained.

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结合多项式方法和QR方法各自的特点，提出了一种计算矩阵重特征值的方法。

There are two kinds of method to calculate the eigenvalues of a matrix: characteristic polynomial method and QR method.

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