testdiff1Db.cc File Reference

testing for diff() in 1D More...

#include <madness/mra/mra.h>

Include dependency graph for testdiff1Db.cc:

Typedefs
typedef Vector< double, 1 >	coordT
typedef FunctionFactory< double, 1 >	factoryT
typedef Function< double, 1 >	functionT
typedef Tensor< double >	tensorT

Functions
int	compare (World &world, functionT test, functionT exact, const char *str)
static double	du_exact (const coordT &pt)
static double	left_dirichlet (const coordT &pt)
static double	left_neumann (const coordT &pt)
int	main (int argc, char **argv)
static double	right_dirichlet (const coordT &pt)
static double	right_neumann (const coordT &pt)
double	sech (double val)
static double	u_exact (const coordT &pt)

Variables
static const int	init_lev = 4
static const int	k = 9
static const int	test_axis = 0
static const double	thresh = 1.e-7

Detailed Description

testing for diff() in 1D

Typedef Documentation

coordT

typedef Vector<double,1> coordT

factoryT

typedef FunctionFactory<double,1> factoryT

functionT

typedef Function<double,1> functionT

tensorT

typedef Tensor<double> tensorT

Function Documentation

compare()

int compare	(	World &	world,
		functionT	test,
		functionT	exact,
		const char *	str
	)

References madness::error(), exact, madness::norm2(), madness::World::rank(), test(), and thresh.

Referenced by main().

du_exact()

static double du_exact ( const coordT &  pt )

static

References sech().

Referenced by main().

left_dirichlet()

static double left_dirichlet ( const coordT &  pt )

static

Referenced by main().

left_neumann()

static double left_neumann ( const coordT &  pt )

static

Referenced by main().

main()

int main	(	int	argc,
		char **	argv
	)

References madness::BC_DIRICHLET, madness::BC_FREE, madness::BC_NEUMANN, SafeMPI::COMM_WORLD, compare(), du_exact(), madness::WorldGopInterface::fence(), madness::finalize(), madness::World::gop, init_lev, madness::initialize(), k, left_dirichlet(), left_neumann(), right_dirichlet(), right_neumann(), madness::FunctionDefaults< NDIM >::set_autorefine(), madness::FunctionDefaults< NDIM >::set_cubic_cell(), madness::FunctionDefaults< NDIM >::set_initial_level(), madness::FunctionDefaults< NDIM >::set_k(), madness::FunctionDefaults< NDIM >::set_refine(), madness::FunctionDefaults< NDIM >::set_thresh(), madness::startup(), test_axis, thresh, u(), and u_exact().

right_dirichlet()

static double right_dirichlet ( const coordT &  pt )

static

Referenced by main().

right_neumann()

static double right_neumann ( const coordT &  pt )

static

References sech().

Referenced by main().

sech()

double sech

(

double

val

)

Referenced by du_exact(), and right_neumann().

u_exact()

static double u_exact ( const coordT &  pt )

static

Referenced by main().

Variable Documentation

init_lev

const int init_lev = 4

static

Referenced by main().

k

const int k = 9

static

Referenced by main().

test_axis

const int test_axis = 0

static

Referenced by main().

thresh

const double thresh = 1.e-7

static

Referenced by compare(), and main().