Rheolef  7.2
an efficient C++ finite element environment
combustion_keller_post.cc
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1
25#include "rheolef.h"
26using namespace rheolef;
27using namespace std;
28#include "combustion.h"
29int main(int argc, char**argv) {
30 environment rheolef (argc,argv);
31 string metric;
32 din >> catchmark("metric") >> metric;
33 keller<combustion> F (combustion(), metric);
35 dout << noverbose
36 << setprecision(numeric_limits<Float>::digits10)
37 << "# metric " << metric << endl
38 << "# s lambda umax det(mantissa,base,exp) |u| |grad(u)| |residue|"
39 << endl;
40 for (size_t n = 0; F.get(din,xh); ++n) {
41 problem::determinant_type det;
42 if (n > 0 || metric != "spherical") det = F.update_derivative(xh);
43 const space& Xh = xh.second.get_space();
44 trial u (Xh); test v (Xh);
45 form a = integrate(dot(grad(u),grad(v))),
46 m = integrate(u*v);
47 const combustion& F0 = F.get_problem();
48 field mrh = F0.residue(xh.second);
49 dout << F.parameter() << " " << xh.first
50 << " " << xh.second.max_abs()
51 << " " << det.mantissa
52 << " " << det.base
53 << " " << det.exponant
54 << " " << sqrt(m(xh.second,xh.second))
55 << " " << sqrt(a(xh.second,xh.second))
56 << " " << sqrt(F0.dual_space_dot (mrh,mrh))
57 << endl;
58 dot_xh = F.direction (xh);
59 F.refresh (F.parameter(), xh, dot_xh);
60 }
61}
see the field page for the full documentation
see the form 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 continuation page for the full documentation
Definition: keller.h:32
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 combustion problem: class header for the Newton method.
int main(int argc, char **argv)
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
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
float_type dual_space_dot(const field &mrh, const field &msh) const
Definition: combustion2.icc:65
field residue(const field &uh) const
Definition: combustion2.icc:25
Definition: leveque.h:25