backwardSub.h File Reference

#include "../utils.h"
#include <iostream>
#include <vector>

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Functions
Matrix< double >	backwardSub (const Matrix< double > &R, const Matrix< double > &b)

Detailed Description

Regular backward substitution. Calculates result given upper right triangular matrix $$ z=R\cdot b \Rightarrow R^{-1}\cdot b = z $$

Requires:

#include <math/numerics/lin_alg/backwardSub.h>

Function Documentation

backwardSub()

Matrix< double > backwardSub	(	const Matrix< double > &	R,
		const Matrix< double > &	b
	)

Backward-substitution

Parameters

R	Coefficient matrix
b	result vector

Returns

z

Examples

numerics/lin_alg/TestBackwardSub.cpp.