| Server IP : 172.67.201.108 / Your IP : 216.73.216.25 Web Server : Apache/2.4.68 (Amazon Linux) OpenSSL/3.5.5 System : Linux ip-172-31-69-123.ec2.internal 6.1.176-223.369.amzn2023.x86_64 #1 SMP PREEMPT_DYNAMIC Fri Jul 24 13:34:27 UTC 2026 x86_64 User : ec2-user ( 1000) PHP Version : 8.4.23 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /home/connectionsdev/vendor/markbaker/matrix/examples/ |
Upload File : |
<?php
use Matrix\Matrix;
use Matrix\Decomposition\QR;
include __DIR__ . '/../vendor/autoload.php';
$grid = [
[0, 1],
[-1, 0],
];
$targetGrid = [
[-1],
[2],
];
$matrix = new Matrix($grid);
$target = new Matrix($targetGrid);
$decomposition = new QR($matrix);
$X = $decomposition->solve($target);
echo 'X', PHP_EOL;
var_export($X->toArray());
echo PHP_EOL;
$resolve = $matrix->multiply($X);
echo 'Resolve', PHP_EOL;
var_export($resolve->toArray());
echo PHP_EOL;