MathPHP\SetTheory\SetOperationsTest::dataProviderForDifferenceMultiSet PHP Метод

    public function dataProviderForDifferenceMultiSet()
    {
        return [[[1, 2, 3, 4], [2, 3, 4, 5], [3, 4, 5, 6], [1], new Set([1])], [[1, 2, 3, 4, 5, 6, 7, 8, 9, 10], [2, 4, 6, 8, 10], [5, 10], [1, 3, 7, 9], new Set([1, 3, 7, 9])], [[1, 2, 3, 4, new Set([1, 2])], [2, 3, 4, 5], [3, 4, 5, 6], [1, new Set([1, 2])], new Set([1, new Set([1, 2])])], [[1, 2, 3, 4, new Set([1, 2])], [2, 3, 4, 5], [3, 4, 5, 6, new Set([1, 2])], [1], new Set([1])]];
    }