关于相似类中矩阵的对角线
环与代数
2012-08-30 v3
摘要
设A是任意域上的n×n矩阵,c_1,...,c_n为标量。我们证明:若A不是单位矩阵的标量倍,则c_1+...+c_n=tr(A)是A相似于对角线为c_1,...,c_n的矩阵的充要条件。
引用
@article{arxiv.1207.0631,
title = {On the diagonal of the matrices in a similarity class},
author = {Clément de Seguins Pazzis},
journal= {arXiv preprint arXiv:1207.0631},
year = {2012}
}
备注
4 pages, withdrawn since the result has already been published with a similar proof