3 papers
math.FA2021
Self-adjoint and co-isometry composition and weighted composition operator on general weighted Hardy space
Anuradha Gupta, Geeta Yadav
In this paper we study the self-adjoint and co-isometry composition and weighted composition operator on We also discuss the conditions under which adjoint operator of a…
math.FA2021
Isometries of the product of composition operators on weighted Bergman space
Anuradha Gupta, Geeta Yadav
In this paper the necessary and sufficient conditions for the product of composition operators to be isometry are obtained on weighted Bergman space. With the help of a counter exa…
math.FA2021
Product isometry of generalized weighted composition operator on general weighted Hardy space
Anuradha Gupta, Geeta Yadav
We obtain necessary and sufficient conditions for the composition and weighted composition operator and product of composition operators to be isometry and unitary on W…