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 tol = (argc > 1) ? atof(argv[1]) : 1e-7;
28 bool do_dump = (argc > 2) ?
true :
false;
31 const space& Xh = phi_h.get_space();
34 size_t d = Bh.get_geo().dimension();
42 field phi_h_band = phi_h [
gh.band()];
44 Float c = -
m(
eh,phi_h_band)/
m(phi_h_band,phi_h_band);
45 eh =
eh +
c*phi_h_band;
48 derr <<
"err_l2 = " << err_l2 << endl
49 <<
"err_h1 = " << err_h1 << endl;
55 return (err_l2 < tol && err_h1 < tol) ? 0 : 1;
field gh(Float epsilon, Float t, const field &uh, const test &v)
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 band page for the full documentation
see the space page for the full documentation
int main(int argc, char **argv)
rheolef - reference manual
The level set function for the sphere geometry.
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
see the environment page for the full documentation
std::enable_if< details::is_field_convertible< Expr >::value,details::field_expr_v2_nonlinear_terminal_field< typename Expr::scalar_type,typename Expr::memory_type,details::differentiate_option::gradient >>::type grad_s(const Expr &expr)
grad_s(uh): see the expression page for the full documentation
rheolef::details::is_vec dot
This file is part of Rheolef.
see the test page for the full documentation
idiststream din(cin)
see the diststream page for the full documentation
see the Float page for the full documentation
see the test page for the full documentation