D. C. Kumar

n-Normal and n-Quasi-normal Composite Multiplication Operator on L2 -Spaces

S. Senthil, P. Thangaraju & D. C. Kumar · Journal of Scientific Research and Reports · 2015

An operator A is called n-normal operator if AnA* =A*An and n-quasi-normal operator if AnA*A =A*AAn . In this paper we characterize the essential isometry, essential co-isometry n-normal and n-quasi-normal composite multiplication operator on L2 -Spaces under certain conditions.