MATLAB BUILDER JA 2 Guida Utente Scaricare il pdf (Pagina 249)

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101

Matrix Math Example

getfactor. ja va

/* getfactor.java

* This file is used as an example for the MATLAB

* Builder for Java product.

/* Necessary package imports */

import com.mathworks.toolbox.javabuilder.*;

import factormatrix.*;

* getfactor class computes cholesky, LU, and QR

* factorizations of a finite difference matrix

* of order N. The value of N is passed on the

* command line. If a second command line arg

* is passed with the value of "sparse", then

* a sparse matrix is used.

class getfactor

{

public static void main(String[] args)

{

MWNumericArray a = null; /* Stores matrix to factor */

Object[] result = null; /* Stores the result */

factor theFactor = null; /* Stores factor class instance */

try

{

/* If no input, exit */

if (args.length == 0)

{

System.out.println("Error: must input a positive integer");

return;

}

/* Convert input value */

int n = Integer.valueOf(args[0]).intValue();

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MATLAB BUILDER JA 2 Guida Utente Pagina 249

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