Kathikulath Dilip, Deepak2023-12-202023-12-202023-11119p.http://hdl.handle.net/10263/7425This thesis is under the supervision of Prof.Jaydeb SarkarAbstractenToeplitz OperatorsCommutant Lifting,Interpolation And Toeplitz OperatorsCommutant Lifting And Nevanlinna-Pick InterpolationCommutant Lifting, Interpolation and Toeplitz Operators In Several VariablesThesis