Gargantini, Irene An application of interval mathematics: a polynomial solver with degree four convergence. (English) Zbl 0452.65026 Freib. Intervall-Ber. 81/7, 15-25 (1981). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page MSC: 65H05 Numerical computation of solutions to single equations 65G30 Interval and finite arithmetic 26C10 Real polynomials: location of zeros 30C15 Zeros of polynomials, rational functions, and other analytic functions of one complex variable (e.g., zeros of functions with bounded Dirichlet integral) Keywords:square-root iteration; zeros of a polynomial; initial approximation; order of convergence; automatic error bounds; time complexity Citations:Zbl 0304.65002 PDFBibTeX XML