Re: cubic equation funtion for C/gtk

On Thu, May 17, 2007 at 07:33:55AM -0400, tj wrote:
> This is slightly off topic, but does anybody know of /have a C/gtk 
> function for solving cubic equations?

Well, Gtk+ is a widget toolkit, not a scientific calculation

> I did a google search and found solve them on the web java scripts and 
> mathmatical explanations, but no C code.

It is quite easy to transform the math to code.

> So does anybody know of one?

See for instance GSL's gsl_poly_solve_cubic() for a good
implementation.  It's GPL.



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