巧用行列式分解因式

Decomposition of the Factor with the Determinant

用行列式的性质、拉普拉斯定理、范德蒙行列式、循环行列式进行因式分解。

This paper points out four sorts of decomposing the factor such as the property of determinant, the Laplace＇ s theorem, the Vandermond＇ s determinant and the cyclic determinant.