include/geometry/linalg.h
author Dmitriy Morozov <dmitriy@mrzv.org>
Wed, 25 Mar 2009 09:56:52 -0700
branchdev
changeset 119 505b3795d239
parent 19 efa14432761a
permissions -rw-r--r--
Added ZigzagPersistence::is_alive() + consistency zigzag outputs betti 1 at each stage

#ifndef __LINALG_H__
#define __LINALG_H__

#include <vector>

#include <boost/numeric/ublas/vector.hpp>
#include <boost/numeric/ublas/matrix.hpp>
#include <boost/numeric/ublas/lu.hpp>
#include <boost/numeric/ublas/io.hpp>

template<class ValueType_>
class LinearAlgebra
{
	public:
		typedef 					ValueType_												ValueType;
		typedef 					boost::numeric::ublas::matrix<ValueType>				MatrixType;
		typedef 					boost::numeric::ublas::vector<ValueType>				VectorType;
	

		/* Currently don't need any of this */
		static ValueType 			determinant(const MatrixType& a);
		static void					solve(const MatrixType& a, const VectorType& b, VectorType& x);

	private:
		template<class TriangularType_>
		static ValueType			determinant(const boost::numeric::ublas::triangular_adaptor<MatrixType, TriangularType_>& t);
};

#include "linalg.hpp"

#endif