Difference between revisions of "CoCoA:RootBound"

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Latest revision as of 10:02, 24 October 2007

RootBound

bound on roots of a polynomial over Q

Description

This function computes a bound on the absolute values of the complex

roots of a univariate polynomial over Q.

Example

  RootBound(x^2-2);
4
-------------------------------

Syntax

RootBound(F:POLY):INT

RealRootRefine

RealRoots

   <type>polynomial</type>