Convexity of the coefficient sequence and discrete systems stability

  • Authors:
  • V. M. Gilyazev;M. M. Kipnis

  • Affiliations:
  • Chelyabinsk State Pedagogical University, Chelyabinsk, Russia;Chelyabinsk State Pedagogical University, Chelyabinsk, Russia

  • Venue:
  • Automation and Remote Control
  • Year:
  • 2009

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Abstract

We show that the convexity of the coefficient sequence implies stability for characteristic polynomials of a certain class of discrete systems.