Functions | Variables
TanhSolnForPoisson Namespace Reference

Namespace for exact solution for Poisson equation with "sharp step". More...

Functions

void get_exact_u (const Vector< double > &x, Vector< double > &u)
 Exact solution as a Vector. More...
 
void source_function (const Vector< double > &x, double &source)
 Source function required to make the solution above an exact solution. More...
 
void prescribed_flux_on_fixed_x_boundary (const Vector< double > &x, double &flux)
 Flux required by the exact solution on a boundary on which x is fixed. More...
 

Variables

double Alpha =1.0
 Parameter for steepness of "step". More...
 
double TanPhi =0.0
 Parameter for angle Phi of "step". More...
 

Detailed Description

Namespace for exact solution for Poisson equation with "sharp step".

Function Documentation

void TanhSolnForPoisson::get_exact_u ( const Vector< double > &  x,
Vector< double > &  u 
)
void TanhSolnForPoisson::prescribed_flux_on_fixed_x_boundary ( const Vector< double > &  x,
double &  flux 
)

Flux required by the exact solution on a boundary on which x is fixed.

Definition at line 123 of file two_d_poisson_flux_bc_adapt.cc.

References Alpha, and TanPhi.

Referenced by RefineableTwoMeshFluxPoissonProblem< ELEMENT >::set_prescribed_flux_pt().

void TanhSolnForPoisson::source_function ( const Vector< double > &  x,
double &  source 
)

Source function required to make the solution above an exact solution.

Definition at line 114 of file two_d_poisson_flux_bc_adapt.cc.

References Alpha, and TanPhi.

Referenced by main().

Variable Documentation

double TanhSolnForPoisson::Alpha =1.0

Parameter for steepness of "step".

Definition at line 102 of file two_d_poisson_flux_bc_adapt.cc.

Referenced by get_exact_u(), main(), prescribed_flux_on_fixed_x_boundary(), and source_function().

double TanhSolnForPoisson::TanPhi =0.0

Parameter for angle Phi of "step".

Definition at line 105 of file two_d_poisson_flux_bc_adapt.cc.

Referenced by get_exact_u(), main(), prescribed_flux_on_fixed_x_boundary(), and source_function().