Motivated by work of Yu.L. Shmul'yan a pre-order and an equivalence relation on the set of operator-valued Schur class functions are introduced and the behavior of Redheffer linear fractional ...

Let $(X, \mathscr{B})$ be a standard Borel space, $R \subset X \times X$ an equivalence relation $\in \mathscr{B} \times \mathscr{B}$. Assume each equivalence class ...

CBSE Class 12 Relations and Functions Revision Notes: View and download here the revision notes of CBSE Class 12 Maths Chapter 1 Relations and Functions in PDF format. CBSE Class 12 Mathematics ...

Abstract: Repetitive controllers (RCs) and multiple quasi-resonant controllers (MQ-RSCs), both based on the internal model principle, are widely used in ac voltage/current control of single-phase ...