balance (MathScript RT Module Function)

LabVIEW 2012 MathScript RT Module Help

Edition Date: June 2012

Part Number: 373123C-01

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Owning Class: linalgebra

Requires: MathScript RT Module

Syntax

b = balance(a)

[t, b] = balance(a)

Description

Balances a matrix to improve the accuracy of eigenvalues and eigenvectors that you compute.

Details

Examples

Inputs

Name Description
a Specifies a matrix.

Outputs

Name Description
t Returns a permutation of the diagonal matrix.
b Returns the balanced matrix a such that the column and row norms are approximately the same.

Details

LabVIEW computes balance(a) using the following equation: b = t\a*t.

The following table lists the support characteristics of this function.

Supported in the LabVIEW Run-Time Engine Yes
Supported on RT targets Yes
Suitable for bounded execution times on RT Not characterized

Examples

A = [1000, 1000; 0.001, 1]
[T, B] = balance(A)

Related Topics

eig

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