The (2,2,0) Drazin inverse problem
The (2,2,0) Drazin inverse problem
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DOI：
10.1016/j.laa.2012.07.008
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发表时间：
2012-12
影响因子：
1.1
通讯作者：
P. Patrício;R. Hartwig
中科院分区：
文献类型：
--
作者：
P. Patrício;R. Hartwig
考虑了加法Drazin问题，研究了零（2，2）元2 × 2矩阵Drazin逆的存在性.
We consider the additive Drazin problem and we study the existence of the Drazin inverse of a two by two matrix with zero (2,2) entry.