an efficient C++ finite element environment
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Go to the documentation of this file.
25 int main(
int argc,
char**argv) {
27 Float err_expected = (argc > 1) ? atof(argv[1]) : 1;
30 Float err_linf_l1 = 0;
31 dout <<
"# t err_l1(t)" << endl;
32 while (
din >> even(t,uh)) {
33 const geo& omega = uh.get_geo();
35 iopt.
set_order (2*uh.get_space().degree()+1);
37 err_linf_l1 = max(err_linf_l1, err_l1);
38 dout << t <<
" " << err_l1 << endl;
40 dout <<
"# err_linf_l1 = " << err_linf_l1 << endl;
41 return (err_linf_l1 <= err_expected) ? 0 : 1;
int main(int argc, char **argv)
see the field 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
The Burgers problem: the Harten exact solution.
rheolef - reference manual
see the integrate_option page for the full documentation
idiststream din
see the diststream page for the full documentation
see the environment page for the full documentation
This file is part of Rheolef.
see the Float page for the full documentation
see the branch page for the full documentation
odiststream dout(cout)
see the diststream page for the full documentation
see the geo page for the full documentation