利用Gersgorin圆盘定理判定特征值的范围

Determine the Scope of the Eigenvalues by Gersgorin Disc Theorem

本文介绍了Gersgorin圆盘定理和几个推论,并利用它们判定矩阵的特征值的范围。

This article describes the Gersgorin disc theorem and several corollaries,and uses them to determine the scope of the eigenvalues of the matrices.