GROUP INVERSE AND GENERALIZED DRAZIN INVERSE OF BLOCK MATRICES IN A BANACH ALGEBRA

作者：Mosic Dijana^*

来源：Bulletin of the Korean Mathematical Society, 2014, 51(3): 765-771.

DOI：10.4134/BKMS.2014.51.3.765

Necessary and sufficient conditions for the existence of the group inverse of an anti-triangular block matrix in Banach algebras are presented. Using these results, we give the formulae for the generalized Drazin inverse of a block matrix.

• 出版日期2014-5