Hello, have a look into http://www.netlib.org/cgi-bin/wais_netlib.pl at the routine c++/brent.tar.gz. It looks good. Regards, Fed On Thu, 23 Apr 1998, Rene Brun wrote: > Eugeniy A. Kravchenko wrote: > > > > Hello, > > > > I need to find a Zero of a function of one real variable (for > > example polinomial fo 9-th degree). Is it possible to do this using > > standart ROOT classes (TMath, TFunction ...) or I need to write > > a small function with iterations based on Newton method or some other? > > > > ROOT is still missing this kind of utility functions. > We would be happy to support a TUtils class with frequently used > functions like this one in the same way that we have TMath today. > We do not have the manpower right now to implement this class, > but we can coordinate the design or adapt algorithms. > > Rene Brun >
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