On 3 June 2015 at 22:23, Patrick Dupre <pdupre@xxxxxxx> wrote: > Hello, > > Can somebody help me? > > This short piece of code fails. > It seems to be due to the gsl library! > > Thank for your help. > > #include <gsl/gsl_multifit_nlin.h> > > int main () { > const gsl_multifit_fsolver_type *T_ ; > gsl_multifit_fsolver *s_ = gsl_multifit_fsolver_alloc (T_, 10, 1); > } > You haven't initialized T_, so when you call gsl_multifit_fsolver_alloc, it fails because it doesn't know what solver type to allocate for. So, try initializing it, eg. const gsl_multifit_fsolver_type *T_ = gsl_multifit_fdfsolver_lmsder; HTH, Jonathan. -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Fedora Code of Conduct: http://fedoraproject.org/code-of-conduct Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines Have a question? Ask away: http://ask.fedoraproject.org