Journal of Mathematical Inequalities · Volume 7, Issue 4 On some bounds for real parts of the critical points of polynomials 07-55 Pages 587-592 DOI 10.7153/jmi-07-55 Downloads Short PDF Full PDF PNG Authors S. I. Kalmykov M. A. Pervukhin Keywords companion matrices zeros and critical points of polynomials Subject classes 15A18 15A42 30C15