Maths.php File Reference

Go to the source code of this file.

Namespaces
	JAMA
	Cholesky decomposition class.

Functions
	hypo ($a, $b)

Function Documentation

hypo()

hypo	(		$a,
			$b
	)

Definition at line 14 of file Maths.php.

References $r.

Referenced by PHPExcel_Shared_JAMA_QRDecomposition\__construct(), SingularValueDecomposition\__construct(), and EigenvalueDecomposition\tql2().

                      {
        if (abs($a) > abs($b)) {
                $r = $b / $a;
                $r = abs($a) * sqrt(1 + $r * $r);
        } elseif ($b != 0) {
                $r = $a / $b;
                $r = abs($b) * sqrt(1 + $r * $r);
        } else {
                $r = 0.0;
        }
        return $r;
}       //      function hypo()

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