Group Inverse of 2 × 2 Block Matrices over Minkowski Space M
Dandapany Krishnaswamy, Tasaduq Hussain Khan · Advances in Linear Algebra & Matrix Theory · 2016
Necessary and sufficient conditions for the existence of the group inverse of the block matrix in Minkowski Space are studied, where are both square and . The representation of this group inverse and some related additive results are also given.