The Moore-Penrose inverse of a linear combination of commuting generalized and hypergeneralized projectors
Marina Tošić, Dragana S. Cvetković‐Ilić, Chunyuan Deng · Electronic Journal of Linear Algebra · 2011
In this paper, some representations for the Moore-Penrose inverse of a linear combination of generalized and hypergeneralized projectors are found. Also, the invertibility for some linear combinations of commuting generalized and hypergeneralized projectors is considered.