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.
void	source_function (const Vector< double > &x, double &source)
	Source function required to make the solution above an exact solution.
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.

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

Detailed Description

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

Function Documentation

get_exact_u()

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

Exact solution as a Vector.

Definition at line 54 of file two_d_poisson_flux_bc.cc.

References Alpha, and TanPhi.

Referenced by FluxPoissonProblem< ELEMENT >::actions_before_newton_solve(), and FluxPoissonProblem< ELEMENT >::doc_solution().

prescribed_flux_on_fixed_x_boundary()

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 69 of file two_d_poisson_flux_bc.cc.

References Alpha, and TanPhi.

Referenced by FluxPoissonProblem< ELEMENT >::FluxPoissonProblem().

source_function()

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

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

Definition at line 60 of file two_d_poisson_flux_bc.cc.

References Alpha, and TanPhi.

Referenced by main().

Variable Documentation

Alpha

double TanhSolnForPoisson::Alpha =1.0

Parameter for steepness of "step".

Definition at line 48 of file two_d_poisson_flux_bc.cc.

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

TanPhi

double TanhSolnForPoisson::TanPhi =0.0

Parameter for angle Phi of "step".

Definition at line 51 of file two_d_poisson_flux_bc.cc.

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