MathPHP\Functions\Map\MultiTest::dataProviderForSubtractMulti PHP Method

    public function dataProviderForSubtractMulti()
    {
        return [[[-1, -1, -1, -1], [1, 2, 3, 4], [2, 3, 4, 5]], [[-5, -4, -3, -2], [1, 2, 3, 4], [6, 6, 6, 6]], [[3, 3, 4, 4], [6, 7, 9, 10], [1, 2, 3, 4], [2, 2, 2, 2]]];
    }