The tensor transport-diffusion benchmark – error computation.
The tensor transport-diffusion benchmark – error computation
int main(
int argc,
char**argv) {
Float tol = (argc > 1) ? atof(argv[1]) : 1e-10;
size_t k = sigma_h.get_space().degree();
Float err_l2 = sqrt(integrate (sigma_h.get_geo(), norm2(sigma_h -
sigma_exact(
nu,t0)), iopt));
space Th1 (sigma_h.get_geo(),
"P"+itos(3*(k+1))+
"d",
"tensor");
Float err_linf = eh.max_abs();
derr << "err_l2 = " << err_l2 << endl
<< "err_linf = " << err_linf << endl;
return (err_l2 < tol) ? 0 : 1;
}
see the Float page for the full documentation
see the field page for the full documentation
see the catchmark page for the full documentation
see the environment page for the full documentation
see the integrate_option page for the full documentation
void set_family(family_type type)
see the space page for the full documentation
This file is part of Rheolef.
rheolef - reference manual
The tensorial transport benchmark – right-hand-side and exact solution.