Biswa Nath Datta
Abstract
Using the idea of controllability, we present an alternative proof of a known result on the solution of the classical Schur-Cohn problem. The proof is based on an unit circle theorem derived in this paper.
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Using the idea of controllability, we present an alternative proof of a known result on the solution of the classical Schur-Cohn problem. The proof is based on an unit circle theorem derived in this paper.
Key concepts: Unit circle, Mathematics, Matrix polynomial, Polynomial matrix, Companion matrix, Unit (ring theory), Polynomial, Matrix (chemical analysis)