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A note on the group inverse of some 2 × 2 block matrices over skew fields

✍ Scribed by Chongguang Cao; Jiamei Li


Book ID
108052100
Publisher
Elsevier Science
Year
2011
Tongue
English
Weight
184 KB
Volume
217
Category
Article
ISSN
0096-3003

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A note on the representations for the Dr
✍ Xiezhang Li; Yimin Wei 📂 Article 📅 2007 🏛 Elsevier Science 🌐 English ⚖ 126 KB

In 1979, Campbell and Meyer proposed the problem of finding a formula for the Drazin inverse of a 2 × 2 matrix M = A B C D in terms of its various blocks, where the blocks A and D are required to be square matrices. Special cases of the problems have been studied. In particular, a representation of