MCordingley\LinearAlgebraTest\MatrixTest::testConcatenateBottom PHP Method

    public function testConcatenateBottom()
    {
        $matrixA = new Matrix([[1, 2, 3]]);
        $matrixB = new Matrix([[4, 5, 6]]);
        $concatenated = $matrixA->concatenateBottom($matrixB);
        static::assertEquals([[1, 2, 3], [4, 5, 6]], $concatenated->toArray());
    }