方阵逆的一种新解析公式
综合数学
2021-09-14 v6
摘要
利用伸缩求和法,给出了可逆 3 x 3 矩阵逆的一种简洁解析公式,并将其推广到更大的方阵。该公式在 Matlab 中使用随机生成的矩阵进行了验证。
引用
@article{arxiv.2106.09818,
title = {A new analytical formula for the inverse of a square matrix},
author = {W Astar},
journal= {arXiv preprint arXiv:2106.09818},
year = {2021}
}
备注
Corrected a few typos throughout. Emphasized in the last section, that indices of matrix elements in an inverse expression may be treated as generalized discrete functions