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streamf_contraction.cc
Go to the documentation of this file.
#include "rheolef.h"
using namespace rheolef;
using namespace std;
#include "contraction.h"
int main (int argc, char** argv) {
environment rheolef (argc, argv);
field uh;
din >> uh;
const geo& omega = uh.get_geo();
size_t d = omega.dimension();
Float c = omega.xmax()[1];
string approx = "P" + to_string(uh.get_space().degree());
space Ph = contraction::streamf_space (omega, approx);
field psi_h = contraction::streamf_field (Ph);
integrate_option iopt;
iopt.ignore_sys_coord = true;
const space& Xh = uh.get_space();
trial psi (Ph), u (Xh);
test xi (Ph), v (Xh);
form a = (d == 3) ? integrate (ddot(grad(psi), grad(xi)))
: integrate ( dot(grad(psi), grad(xi)), iopt);
field lh = integrate (dot(uh,bcurl(xi)));
problem p (a);
p.solve (lh, psi_h);
dout << catchmark("psi") << psi_h;
}
lh
field lh(Float epsilon, Float t, const test &v)
Definition burgers_diffusion_operators.icc:25
Float
see the Float page for the full documentation
field
see the field page for the full documentation
form
see the form page for the full documentation
geo
see the geo page for the full documentation
problem
see the problem page for the full documentation
rheolef::catchmark
see the catchmark page for the full documentation
Definition catchmark.h:67
rheolef::environment
see the environment page for the full documentation
Definition environment.h:121
rheolef::integrate_option
see the integrate_option page for the full documentation
Definition integrate_option.h:125
rheolef::integrate_option::ignore_sys_coord
bool ignore_sys_coord
Definition integrate_option.h:168
space
see the space page for the full documentation
test
see the test page for the full documentation
trial
see the test page for the full documentation
contraction.h
The contraction geometry: boundary conditions.
u
point u(const point &x)
Definition diffusion_transport_tensor_exact.icc:25
main
int main()
Definition field2bb.cc:58
rheolef
This file is part of Rheolef.
Definition compiler_eigen.h:39
rheolef::grad
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
Definition field_expr_terminal.h:930
rheolef::ddot
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
rheolef::bcurl
std::enable_if< details::is_field_expr_v2_variational_arg< Expr >::value, details::field_expr_v2_variational_curl< Expr > >::type bcurl(const Expr &expr)
Definition field_expr_variational_terminal.h:537
rheolef::integrate
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
rheolef::dot
rheolef::std::enable_if< details::is_vec_expr_v2_arg< Expr1 >::value &&details::is_vec_expr_v2_arg< Expr2 >::value, promote< Expr1::float_type, Expr2::float_type >::type > type dot const Expr1 expr1, const Expr2 expr2 dot(const Expr1 &expr1, const Expr2 &expr2)
Definition vec_expr_v2.h:415
std
STL namespace.
d
size_t d
Definition neumann-laplace-lambda.cc:28
rheolef.h
rheolef - reference manual
contraction::streamf_field
static field streamf_field(space Ph)
Definition contraction.h:75
contraction::streamf_space
static space streamf_space(geo omega, string approx)
Definition contraction.h:57
p
Definition sphere.icc:25
psi
Definition interpolate_RTk_polynom.icc:34