MathPHP\Functions\SpecialTest::testConfluentHypergeometric PHP Method

    public function testConfluentHypergeometric($a, $b, $z, $expected)
    {
        $actual = Special::confluentHypergeometric($a, $b, $z);
        $tol = 1.0E-6 * $expected;
        $this->assertEquals($expected, $actual, '', $tol);
    }