Iverson discussed Kerner's method in his Turing lecture<http://www.jsoftware.com/papers/tot.htm>(presented 1979; published 1980), also Sample Topic 27 in *J Introduction and Dictionary*<http://www.jsoftware.com/help/dictionary/samp27.htm>
On Thu, Dec 13, 2012 at 1:25 PM, Bo Jacoby <bojac...@yahoo.dk> wrote: > Boyko, if you have reliable historical information beyond what is already > said in the wikipedia article, then feel free to update the article. > - Bo > > > > > > >________________________________ > > Fra: Boyko Bantchev <boyk...@gmail.com> > >Til: programm...@jsoftware.com > >Sendt: 9:39 torsdag den 13. december 2012 > >Emne: Re: [Jprogramming] Cool roots > > > >On 13 December 2012 03:23, Bo Jacoby <bojac...@yahoo.dk> wrote: > >> I reinvented the Durand-Kerner method ( > http://en.wikipedia.org/wiki/Durand-Kerner_method ) in 1992. I think it > cool. I don't know if it is better or worse than p. . > > > >Just for the record. The so-called Durand–Kerner method was > >independently discovered by several authors in the 1960s. It > >is based on a formula of K.Weierstrass, although he did not use > >it to approximate roots. Kiril Dochev was the first (1962) to > >establish a sufficient condition for the convergence of the > >method and to prove that the convergence is quadratic. > >---------------------------------------------------------------------- > >For information about J forums see http://www.jsoftware.com/forums.htm > > > > > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
