MathPHP\LinearAlgebra\VectorAxiomsTest::dataProviderForOuterProduct PHP Method

    public function dataProviderForOuterProduct()
    {
        return [[[2], [6]], [[2, 5, 8], [6, 4, 9]], [[3, 6, 3, 5, 8, 21], [12, 4, 5, 3, 21, 4]]];
    }