[Summary view]

   1  <?php
   2  
   3  namespace Matrix\Decomposition;
   4  
   5  use Matrix\Exception;
   6  use Matrix\Matrix;
   7  
   8  class Decomposition
   9  {
  10      const LU = 'LU';
  11      const QR = 'QR';
  12  
  13      /**
  14       * @throws Exception
  15       */
  16      public static function decomposition($type, Matrix $matrix)
  17      {
  18          switch (strtoupper($type)) {
  19              case self::LU:
  20                  return new LU($matrix);
  21              case self::QR:
  22                  return new QR($matrix);
  23              default:
  24                  throw new Exception('Invalid Decomposition');
  25          }
  26      }
  27  }