29int main(
int argc,
char**argv) {
31 Float err_u_linf_expected = (argc > 1) ? atof(argv[1]) : 1e+38;
33 geo omega = uh.get_geo();
34 space Xh = uh.get_space();
35 size_t k = Xh.degree();
36 size_t d = Xh.get_geo().dimension();
38 iopt.
set_order(min(3*(k+1)+4,
size_t(17)));
40 string opts = Xh.get_basis().option().stamp();
41 space Xh1 (omega,
"P"+to_string(k+1)+
"d"+opts);
43 Float err_u_linf = euh.max_abs();
45 dout <<
"err_u_l2 " << err_u_l2 << endl
46 <<
"err_u_linf " << err_u_linf << endl
47 <<
"err_u_h1 " << err_u_h1 << endl;
48 return (err_u_linf <= err_u_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 environment page for the full documentation
see the integrate_option page for the full documentation
see the space page for the full documentation
This file is part of Rheolef.
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
T norm2(const vec< T, M > &x)
norm2(x): see the expression page for the full documentation
std::enable_if< details::has_field_rdof_interface< Expr >::value, details::field_expr_v2_nonlinear_terminal_field< typenameExpr::scalar_type, typenameExpr::memory_type, details::differentiate_option::gradient > >::type grad_h(const Expr &expr)
grad_h(uh): see the expression 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
rheolef - reference manual
The sinus product function.