On some local spectral theory and bounded local resolvent of operator matrices
Abdelaziz Tajmouati, Abdeslam El Bakkali, Mohammed Karmouni · Mathematica Bohemica · 2017
We extend and generalize some results in local spectral theory for upper triangular operator matrices to upper triangular operator matrices with unbounded entries. Furthermore, we investigate the boundedness of the local resolvent function for operator matrices.