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Event Entry

What and Who

Real Roots of Real Polynomials

Michael Sagraloff
Max-Planck-Institut für Informatik - D1
AG1 Mittagsseminar (own work)
AG 1  
AG Audience
English

Date, Time and Location

Friday, 17 July 2009
13:00
30 Minutes
E1 4
024
Saarbrücken

Abstract

We describe a bisection algorithm for root

isolation of polynomials with real coefficients. It is assumed that
the coefficients can be approximated with arbitrary precision; exact
computation in the field of coefficients is not required. We refer to such coefficients as bitstream coefficients. The algorithm is
deterministic and has almost the same asymptotic complexity as the
randomized algorithm of Eigenwillig et al.
We also discuss a partial extension to multiple roots.

Contact

Michael Sagraloff
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Michael Sagraloff, 07/13/2009 23:15 -- Created document.