function runSVD($n = 4, $t = 100)
{
$times = array();
for ($i = 0; $i < $t; $i++) {
$M = Matrix::random($n, $n);
$start_time = $this->microtime_float();
$E = new SingularValueDecomposition($M);
$stop_time = $this->microtime_float();
$times[] = $stop_time - $start_time;
}
return $times;
}
