Erratum: On the sharpness of theorems concerning zero-free regions for certain sequences of polynomials

DOI10.1007/BF01403860zbMath0354.26006OpenAlexW2073309936MaRDI QIDQ1236644

Richard S. Varga, Edward B. Saff

Publication date: 1977

Published in: Numerische Mathematik (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/132419

Mathematics Subject Classification ID

Approximation by rational functions (41A20) Computation of special functions and constants, construction of tables (65D20) Numerical computation of solutions to single equations (65H05) Polynomials in real and complex fields: location of zeros (algebraic theorems) (12D10) Real polynomials: analytic properties, etc. (26C05)

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Zero-Free Parabolic Regions for Polynomials with Complex Coefficients

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