#include <iostream>
#include <gsl/gsl_blas.h>
using namespace std;

double q_test[1]={0.0};
gsl_vector_view qview_test;

int nb_variable = 1;

int main()
{

    qview_test=gsl_vector_view_array(q_test,nb_variable);

    cout.precision(35);
    cout << "qview before: " << gsl_vector_get(&qview_test.vector,0)<< endl;

    // Assign value
    q_test[0]=1.12348;

    cout << "qview after: " << gsl_vector_get(&qview_test.vector,0) << endl;

    return 0;
}