MathPHP\SetTheory\SetAxiomsTest::testIntersectionAbsorbtion PHP Метод

    public function testIntersectionAbsorbtion(Set $A, Set $B)
    {
        $A∩⟮B∪C⟯ = $A->intersect($A->union($B));
        $this->assertEquals($A, $A∩⟮B∪C⟯);
        $this->assertEquals($A->asArray(), $A∩⟮B∪C⟯->asArray());
    }