Decomposition.php

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<?php
 
namespace Matrix\Decomposition;
 
use Matrix\Exception;
use Matrix\Matrix;
 
class Decomposition
{
    const LU = 'LU';
    const QR = 'QR';
 
    public static function decomposition($type, Matrix $matrix)
    {
        switch (strtoupper($type)) {
            case self::LU:
                return new LU($matrix);
            case self::QR:
                return new QR($matrix);
            default:
                throw new Exception('Invalid Decomposition');
        }
    }
}