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class  EighthSpherePoissonProblem< ELEMENT >
 Poisson problem in refineable eighth of a sphere mesh. More...


 Namespace for exact solution for Poisson equation with sharp step.


void TanhSolnForPoisson::get_exact_u (const Vector< double > &x, Vector< double > &u)
void TanhSolnForPoisson::get_exact_u (const Vector< double > &x, double &u)
 Exact solution as a scalar. More...
void TanhSolnForPoisson::get_source (const Vector< double > &x, double &source)
 Source function to make it an exact solution. More...
int main (int argc, char *argv[])


double TanhSolnForPoisson::Alpha =1
 Parameter for steepness of step. More...
double TanhSolnForPoisson::N_x =-1.0
 Orientation (non-normalised x-component of unit vector in direction of step plane) More...
double TanhSolnForPoisson::N_y =-1.0
 Orientation (non-normalised y-component of unit vector in direction of step plane) More...
double TanhSolnForPoisson::N_z =1.0
 Orientation (non-normalised z-component of unit vector in direction of step plane) More...
double TanhSolnForPoisson::X_0 =0.0
 Orientation (x-coordinate of step plane) More...
double TanhSolnForPoisson::Y_0 =0.0
 Orientation (y-coordinate of step plane) More...
double TanhSolnForPoisson::Z_0 =0.0
 Orientation (z-coordinate of step plane) More...

Function Documentation

int main ( int  argc,
char *  argv[] 

Driver for 3D Poisson problem in eighth of a sphere. Solution has a sharp step. If there are any command line arguments, we regard this as a validation run and perform only a single adaptation.

Definition at line 330 of file

References EighthSpherePoissonProblem< ELEMENT >::doc_solution(), TanhSolnForPoisson::get_source(), and EighthSpherePoissonProblem< ELEMENT >::mesh_pt().