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From Ted Dunning <ted.dunn...@gmail.com>
Subject Re: [math] Expression evaluator
Date Wed, 11 Jul 2012 16:00:00 GMT
Also, why is this better than, say, simply binding commons math into jruby?

On Wed, Jul 11, 2012 at 5:51 AM, Gilles Sadowski <
gilles@harfang.homelinux.org> wrote:

> Hi.
>
> >
> > I would like to submit you a new feature: an expression evaluator
> (MATH-809, ignore my patch). This interpreter will evaluate an expression
> (including variable, function) but will don't provide parser (to keep I/O
> independency).
> >
> > I think it would be useful to put this functionality into commons-math
> for some reasons:
> >
> > -          Writing a new library only for this function isn't very
> gainful;
> >
> > -          Evaluating an expression is a common math operation;
> >
> > N.B: Implementation will use interpreter, builder and factory design
> patterns.
> >
>
> Could you provide a few small examples of what the usage would look like?
> Also, some use-cases in "real" applications would be welcome in order to
> figure out whether this functionality would fit in Commons Math.
>
>
> Thanks,
> Gilles
>
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