Vander Meulen, Kevin N., and Trevor Vanderwoerd. “Bounds on polynomial roots using intercyclic companion matrices.” Linear Algebra and its Applications 539 (2018): 94–116.
Vander Meulen, Kevin N., and Trevor Vanderwoerd. “Bounds on polynomial roots using intercyclic companion matrices.” Linear Algebra and its Applications 539 (2018): 94–116.