MCordingley\LinearAlgebraTest\LUPTest::testPermutationArray PHP Method

    public function testPermutationArray()
    {
        $permutation = $this->getDecomposition()->permutationArray();
        static::assertEquals(2, $permutation[0]);
        static::assertEquals(0, $permutation[1]);
        static::assertEquals(3, $permutation[2]);
        static::assertEquals(1, $permutation[3]);
    }