Auxiliary math functions. More...

#include <math.h>
#include "global_defs.h"
#include "system/system.hh"
#include "system/math_fce.h"

Functions
static double	Inverse2 (SmallMtx2 a, SmallMtx2 b)

static double	Inverse3 (SmallMtx3 a, SmallMtx3 b)

static double	Inverse4 (SmallMtx4 a, SmallMtx4 b)

double	vector_length (double v[])

double	scalar_product (double u[], double v[])

void	normalize_vector (double u[])

void	scale_vector (double u[], double k)

void	vector_product (double u[], double v[], double x[])

void	vector_difference (double u[], double v[], double x[])

double	Det3 (SmallMtx3 a)

double	MatrixInverse (double a, double b, int size)

void	PrintSmallMatrix (double *mtx, int size)

void	MatInverse (int n, double **a)

int	gauss (double A, double B, int s, double *R)

double	get_vectors_angle (double u[3], double v[3])

void	matrix_x_matrix (double A, int ra, int ca, double B, int rb, int cb, double *X)

Detailed Description

Auxiliary math functions.

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License version 3 as published by the Free Software Foundation. (http://www.gnu.org/licenses/gpl-3.0.en.html)

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

Definition in file math_fce.cc.

Function Documentation

double Det3 ( SmallMtx3 a )

Definition at line 92 of file math_fce.cc.

int gauss	(	double *	A,
		double *	B,
		int	s,
		double *	R
	)

Definition at line 258 of file math_fce.cc.

double get_vectors_angle	(	double	u[3],
		double	v[3]
	)

Definition at line 334 of file math_fce.cc.

double Inverse2	(	SmallMtx2	a,
		SmallMtx2	b
	)

static

Definition at line 121 of file math_fce.cc.

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double Inverse3	(	SmallMtx3	a,
		SmallMtx3	b
	)

static

Definition at line 138 of file math_fce.cc.

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double Inverse4	(	SmallMtx4	a,
		SmallMtx4	b
	)

static

Definition at line 164 of file math_fce.cc.

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void MatInverse	(	int	n,
		double **	a
	)

Definition at line 225 of file math_fce.cc.

void matrix_x_matrix	(	double *	A,
		int	ra,
		int	ca,
		double *	B,
		int	rb,
		int	cb,
		double *	X
	)

Definition at line 350 of file math_fce.cc.

double MatrixInverse	(	double *	a,
		double *	b,
		int	size
	)

Definition at line 102 of file math_fce.cc.

void normalize_vector ( double u[] )

Definition at line 46 of file math_fce.cc.

void PrintSmallMatrix	(	double *	mtx,
		int	size
	)

Definition at line 212 of file math_fce.cc.

double scalar_product	(	double	u[],
		double	v[]
	)

Definition at line 39 of file math_fce.cc.

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void scale_vector	(	double	u[],
		double	k
	)

Definition at line 58 of file math_fce.cc.

void vector_difference	(	double	u[],
		double	v[],
		double	x[]
	)

Definition at line 78 of file math_fce.cc.

double vector_length ( double v[] )

Definition at line 32 of file math_fce.cc.

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void vector_product	(	double	u[],
		double	v[],
		double	x[]
	)

Definition at line 66 of file math_fce.cc.

Functions

Detailed Description

Function Documentation