Rheolef  7.2
an efficient C++ finite element environment
 
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mosolov_error_yield_surface.cc
Go to the documentation of this file.
1
25#include "rheolef.h"
26using namespace rheolef;
27using namespace std;
29Float delta (Float f, Float g) { return (f*g >= 0) ? 0 : 1; }
30int main(int argc, char**argv) {
31 environment rheolef (argc,argv);
32 Float tol = (argc > 1) ? atof(argv[1]) : 1e-15;
33 Float Bi;
34 field sigma_h;
35 din >> catchmark("Bi") >> Bi
36 >> catchmark("sigma") >> sigma_h;
37 space Th = sigma_h.get_space();
38 geo omega = Th.get_geo();
41 iopt.set_order(4*(Th.degree()+1));
42 Float err_ys_l1 = integrate (omega,
43 compose(delta, norm(sigma_h)-Bi, norm(sigma())-Bi), iopt);
44 dout << "err_ys_l1 = " << err_ys_l1 << endl;
45 return err_ys_l1 < tol ? 0 : 1;
46}
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
Definition catchmark.h:67
see the environment page for the full documentation
see the integrate_option page for the full documentation
void set_family(family_type type)
see the space page for the full documentation
int main()
Definition field2bb.cc:58
Float delta(Float f, Float g)
The Mossolov problem for a circular pipe – exact solution.
This file is part of Rheolef.
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
Definition integrate.h:211
T norm(const vec< T, M > &x)
norm(x): see the expression page for the full documentation
Definition vec.h:387
details::field_expr_v2_nonlinear_node_nary< typename details::function_traits< Function >::functor_type, typename details::field_expr_v2_nonlinear_terminal_wrapper_traits< Exprs >::type... > ::type compose(const Function &f, const Exprs &... exprs)
see the compose page for the full documentation
Definition compose.h:247
STL namespace.
rheolef - reference manual
Definition cavity_dg.h:29
Definition cavity_dg.h:25