Matrix.h File Reference

#include <cmath>
#include <sstream>
#include "Vector.h"

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Classes
class	MatrixSymmetric3D
	Implementation of a 3D symmetric matrix. More...
class	Matrix3D
	Implementation of a 3D matrix. More...
Functions
MatrixSymmetric3D	SymmetrizedDyadic (Vec3D A, Vec3D B)
	Implementation of a 3D matrix.
Matrix3D	Dyadic (Vec3D A, Vec3D B)
	calculates the dyadic product ( )

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Function Documentation

Matrix3D Dyadic	(	Vec3D	A,
		Vec3D	B
	)

calculates the dyadic product ( )

References Vec3D::X, Vec3D::Y, and Vec3D::Z.

Referenced by StatisticsVector< T >::gather_statistics_collision().

                                  {
        return Matrix3D(A.X*B.X, A.X*B.Y, A.X*B.Z, 
                                        A.Y*B.X, A.Y*B.Y, A.Y*B.Z, 
                                        A.Z*B.X, A.Z*B.Y, A.Z*B.Z);
}

MatrixSymmetric3D SymmetrizedDyadic	(	Vec3D	A,
		Vec3D	B
	)

Implementation of a 3D matrix.

calculates the symmetrized dyadic product ( )

References Vec3D::X, Vec3D::Y, and Vec3D::Z.

Referenced by StatisticsVector< T >::evaluate_particle_statistics().

                                                      {
        return MatrixSymmetric3D(A.X*B.X, 0.5*(A.X*B.Y+B.X*A.Y), 0.5*(A.X*B.Z+B.X*A.Z), A.Y*B.Y, 0.5*(A.Y*B.Z+B.Y*A.Z), A.Z*B.Z);
}