docs: public static <T extends DMatrix>T loadCSV(String fileName , boolean doublePrecision )
          throws IOException
      {
          FileInputStream fileStream = new FileInputStream(fileName);
          ReadMatrixCsv csv = new ReadMatrixCsv(fileStream);
  
          T ret;
          if( doublePrecision )
              ret = csv.read64();
          else
              ret = csv.read32();
  
          fileStream.close();
  
          return ret;
      }