Re: [Quantlib-dev] [QuantLib-svn] SF.net SVN: quantlib:[17075] trunk/QuantLib

[Luigi B. <lui...@gm...>]

On Tue, 2010-02-09 at 09:40 +0000, na...@us... wrote:
> Log Message:
> -----------
> added MixedInterpolation

Question:

> +            Real primitive(Real x) const {
> +                if (x<*(this->xBegin2_))
> +                    return interpolation1_.primitive(x, true);
> +                return interpolation2_.primitive(x, true);
> +            }

shouldn't the second one be:

    return interpolation1_.primitive(*xBegin2_, true) +
           interpolation2_.primitive(x, true);

to account for the first piece of the integral?

Luigi


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