LapPLanN_MatFree.c File Reference

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <sys/stat.h>
#include <math.h>
#include "evsl.h"
#include "io.h"

Go to the source code of this file.

Data Structures
struct	_lapmv_t

Macros
#define	max(a, b)   ((a) > (b) ? (a) : (b))
#define	min(a, b)   ((a) < (b) ? (a) : (b))

Typedefs
typedef struct _lapmv_t	lapmv_t

Functions
int	findarg (const char *argname, ARG_TYPE type, void *val, int argc, char **argv)
int	lapgen (int nx, int ny, int nz, cooMat *Acoo)
	Laplacean Matrix generator. More...
int	exeiglap3 (int nx, int ny, int nz, double a, double b, int *m, double **vo)
	Exact eigenvalues of Laplacean in interval [a b]. More...
void	Lap2D3DMatvec (double *x, double *y, void *data)
int	main (int argc, char *argv[])

Macro Definition Documentation

#define max	(		a,
			b
	)		((a) > (b) ? (a) : (b))

Definition at line 9 of file LapPLanN_MatFree.c.

Referenced by main().

#define min	(		a,
			b
	)		((a) < (b) ? (a) : (b))

Definition at line 10 of file LapPLanN_MatFree.c.

Referenced by main().

Typedef Documentation

typedef struct _lapmv_t lapmv_t

Function Documentation

int exeiglap3	(	int	nx,
		int	ny,
		int	nz,
		double	a,
		double	b,
		int *	m,
		double **	vo
	)

Exact eigenvalues of Laplacean in interval [a b].

---

Parameters

[in]	nx	Number of points in x-direction
[in]	ny	Number of points in y-direction
[in]	nz	Number of points in z-direction
[in]	a	Left bound
[in]	b	Right bound
[out]	m	number of eigenvalues found
[out]	**vo	pointer to array of eigenvalues found

Definition at line 83 of file lapl.c.

Referenced by main().

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int findarg	(	const char *	argname,
		ARG_TYPE	type,
		void *	val,
		int	argc,
		char **	argv
	)

Definition at line 171 of file io.c.

Referenced by main().

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void Lap2D3DMatvec	(	double *	x,
		double *	y,
		void *	data
	)

Definition at line 243 of file LapPLanN_MatFree.c.

References _lapmv_t::nx, _lapmv_t::ny, _lapmv_t::nz, and _lapmv_t::stencil.

Referenced by main().

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int lapgen	(	int	nx,
		int	ny,
		int	nz,
		cooMat *	Acoo
	)

Laplacean Matrix generator.

---

Parameters

[in]	nx	Number of points in x-direction
[in]	ny	Number of points in y-direction
[in]	nz	Number of points in z-direction
[out]	*Acoo	matrix in coordinate format.

Definition at line 17 of file lapl.c.

int main	(	int	argc,
		char *	argv[]
	)

Definition at line 27 of file LapPLanN_MatFree.c.

References _polparams::bar, ChebLanNr(), _polparams::damping, _polparams::deg, DOUBLE, evsl_timer(), EVSLFinish(), EVSLStart(), exeiglap3(), find_pol(), findarg(), free_pol(), _polparams::gam, INT, kpmdos(), Lap2D3DMatvec(), max, _polparams::max_deg, min, NA, _lapmv_t::nx, _lapmv_t::ny, _lapmv_t::nz, rand_double(), set_pol_def(), SetAMatvec(), sort_double(), spslicer(), _lapmv_t::stencil, _polparams::thresh_ext, _polparams::thresh_int, and _polparams::type.

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