Rheolef  7.2
an efficient C++ finite element environment
streamf_contraction.cc
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1
25#include "rheolef.h"
26using namespace rheolef;
27using namespace std;
28#include "contraction.h"
29int main (int argc, char** argv) {
30 environment rheolef (argc, argv);
31 field uh;
32 din >> uh;
33 const geo& omega = uh.get_geo();
34 size_t d = omega.dimension();
35 Float c = omega.xmax()[1];
36 string approx = "P" + to_string(uh.get_space().degree());
37 space Ph = contraction::streamf_space (omega, approx);
40 iopt.ignore_sys_coord = true;
41 const space& Xh = uh.get_space();
42 trial psi (Ph), u (Xh);
43 test xi (Ph), v (Xh);
44 form a = (d == 3) ? integrate (ddot(grad(psi), grad(xi)))
45 : integrate ( dot(grad(psi), grad(xi)), iopt);
46 field lh = integrate (dot(uh,bcurl(xi)));
47 problem p (a);
48 p.solve (lh, psi_h);
49 dout << catchmark("psi") << psi_h;
50}
field lh(Float epsilon, Float t, const test &v)
see the Float page for the full documentation
see the field page for the full documentation
see the form page for the full documentation
see the geo page for the full documentation
see the problem 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
Definition: environment.h:121
see the integrate_option page for the full documentation
see the space page for the full documentation
see the test page for the full documentation
see the test page for the full documentation
The contraction geometry: boundary conditions.
point u(const point &x)
rheolef::details::is_vec dot
This file is part of Rheolef.
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(const Expr &expr)
grad(uh): see the expression page for the full documentation
T ddot(const tensor_basic< T > &a, const tensor_basic< T > &b)
ddot(x,y): see the expression page for the full documentation
Definition: tensor.cc:278
std::enable_if< details::is_field_expr_v2_variational_arg< Expr >::value, details::field_expr_v2_variational_curl< Expr > >::type bcurl(const Expr &expr)
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
STL namespace.
rheolef - reference manual
int main(int argc, char **argv)
static field streamf_field(space Ph)
Definition: contraction.h:75
static space streamf_space(geo omega, string approx)
Definition: contraction.h:57
Definition: sphere.icc:25