MathPHP\Probability\Distribution\Continuous\WeibullTest::testPDF PHP Метод

public testPDF ( $x, $k, $λ, $pdf )

    public function testPDF($x, $k, $λ, $pdf)
    {
        $this->assertEquals($pdf, Weibull::PDF($x, $k, $λ), '', 0.001);
    }

WeibullTest