29 int main(
int argc,
char**argv) {
31 Float err_linf_expected = (argc > 1) ? atof(argv[1]) : 1e+38;
32 bool dump = (argc > 2);
34 space Xh = uh.get_space();
35 geo omega = Xh.get_geo();
36 size_t k = Xh.degree();
37 size_t d = omega.dimension();
41 string high_approx =
"P"+to_string(k+1)+
"d";
42 space Xh1 (omega, high_approx,
"vector"),
43 Qh1 (omega, high_approx);
46 Float err_linf = eh.max_abs();
49 derr <<
"err_l2 = " << err_l2 << endl
50 <<
"err_linf = " << err_linf << endl
51 <<
"err_h1 = " << err_h1 << endl;
57 return (err_linf <= err_linf_expected) ? 0 : 1;
see the Float page for the full documentation
see the field page for the full documentation
see the geo 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)
idiststream din(cin)
see the diststream page for the full documentation
odiststream dout(cout)
see the diststream page for the full documentation
odiststream derr(cerr)
see the diststream page for the full documentation
see the space page for the full documentation
int main(int argc, char **argv)
verbose clean transpose logscale grid shrink ball stereo iso volume skipvtk deformation fastfieldload lattice reader_on_stdin color format format format format format format format format format format format format format format format format format format dump
This file is part of Rheolef.
details::field_expr_v2_nonlinear_terminal_function< details::h_local_pseudo_function< Float > > h_local()
h_local: see the expression page for the full documentation
field_basic< T, M > lazy_interpolate(const space_basic< T, M > &X2h, const field_basic< T, M > &u1h)
see the interpolate page for the full documentation
std::enable_if< details::is_field_expr_v2_nonlinear_arg< Expr >::value &&! is_undeterminated< Result >::value, Result >::type integrate(const geo_basic< T, M > &omega, const Expr &expr, const integrate_option &iopt, Result dummy=Result())
see the integrate page for the full documentation
std::enable_if< details::has_field_rdof_interface< Expr >::value,details::field_expr_v2_nonlinear_terminal_field< typename Expr::scalar_type,typename Expr::memory_type,details::differentiate_option::gradient >>::type grad_h(const Expr &expr)
grad_h(uh): see the expression page for the full documentation
T norm2(const vec< T, M > &x)
norm2(x): see the expression page for the full documentation
rheolef - reference manual
The Taylor benchmark – the exact solution of the Stokes problem.