an efficient C++ finite element environment
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29 int main(
int argc,
char**argv) {
31 Float err_linf_expected = (argc > 1) ? atof(argv[1]) : 1e+38;
35 space Xh = uh.get_space();
36 space Zh = bar_uh.get_space();
37 geo omega = Zh.get_geo();
38 size_t d = omega.dimension();
39 size_t k = Xh.degree();
50 Float err_l2 = sqrt(
integrate (omega, sqr(bar_uh-bar_pi_h_u), iopt));
51 derr <<
"err_l2 = " << err_l2 << endl
52 <<
"err_linf = " << err_linf << endl;
53 return (err_linf <= err_linf_expected) ? 0 : 1;
The sinus product function.
see the catchmark page for the full documentation
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
see the space page for the full documentation
rheolef - reference manual
see the integrate_option page for the full documentation
field_basic< T, M > interpolate(const space_basic< T, M > &V2h, const field_basic< T, M > &u1h)
see the interpolate page for the full documentation
idiststream din
see the diststream page for the full documentation
int main(int argc, char **argv)
see the environment page for the full documentation
field lh(Float epsilon, Float t, const test &v)
This file is part of Rheolef.
see the test page for the full documentation
odiststream derr(cerr)
see the diststream page for the full documentation
see the Float page for the full documentation
see the test page for the full documentation
see the geo page for the full documentation