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

public testPDF ( $x, $α, $β, $pdf )

    public function testPDF($x, $α, $β, $pdf)
    {
        $this->assertEquals($pdf, LogLogistic::PDF($x, $α, $β), '', 0.001);
    }

LogLogisticTest