Article View: sci.math.num-analysis
Article #634Re: complex roots
From: akyildiz
Date: Wed, 14 Oct 1992 15:34
Date: Wed, 14 Oct 1992 15:34
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1135 bytes
In article <19921006.182543728139.NETNEWS@ALIJKU11>, mencarna@risc.uni-linz.ac.at (Mark J. Encarnacion) writes: > Given a polynomial of degree n with complex coefficients, I need to compute > all n complex roots (multiple or otherwise) of this polynomials. I tried > the code given in Numerical Recipes in C, pp. 280-282, which is supposed to > be a sure-fire technique. However, for some polynomials (e.g. x^3 - 1) I get > wrong results. Is it known that this code contains bugs? If not, I must be > doing something wrong, although I used the code verbatim. Any advice that will > help me write a C program that works will be appreciated. > Thanks, > Mark
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Path: arc1-ca.pugleaf.net!sparky!uunet!charon.amdahl.com!pacbell.com!ames!haven.umd.edu!darwin.sura.net!paladin.american.edu!news.univie.ac.at!hp4at!mcsun!uknet!comlab.ox.ac.uk!oxuniv!akyildiz From: akyildiz@vax.oxford.ac.uk Newsgroups: sci.math.num-analysis Subject: Re: complex roots Message-ID: <1992Oct14.163451.9517@vax.oxford.ac.uk> Date: 14 Oct 92 15:34:51 GMT References: <19921006.182543728139.NETNEWS@ALIJKU11> Organization: Oxford University VAX 6620 Lines: 10