[Help-gsl] Re: gsl_function with pointer

[Ivan Liu]

Oh I forgot to say that the error message was

Segmentation fault

Regards,
Ivan Liu

On 10/7/06, Ivan Liu <address@hidden> wrote:
> Hi,
>
> I hope to use to declare a gsl_function by pointer, and
> use the integration rountine gsl_integration_qag in the
> following way:
>
>
> gsl_function * Integrand=0;
> Integrand->function = &f;
> Integrand->params = &list;
>
> gsl_integration_qag (Integrand, x_start, x_end, epsabs, epsrel, limit, 1,
> w, &resIntegral, &abserr);
>
>
>
> it compiles successfully but fails on runtime.
>
> is it not possible to declare gsl_function using pointer and pass it
> to the gsl_integration_qag routine?
>
> Regards,
> Ivan Liu