MathPHP\LinearAlgebra\MatrixDecompositionsTest::dataProviderForRREF PHP Method

    public function dataProviderForRREF()
    {
        return [[[[1, 2, 3], [2, 3, 4], [3, 4, 5]], [[1, 0, -1], [0, 1, 2], [0, 0, 0]]], [[[1, 3, -1], [0, 1, 7]], [[1, 0, -22], [0, 1, 7]]], [[[1, 2, 1], [-2, -3, 1], [3, 5, 0]], [[1, 0, -5], [0, 1, 3], [0, 0, 0]]], [[[0, 3, -6, 6, 4, -5], [3, -7, 8, -5, 8, 9], [3, -9, 12, -9, 6, 15]], [[1, 0, -2, 3, 0, -24], [0, 1, -2, 2, 0, -7], [0, 0, 0, 0, 1, 4]]], [[[0, 2, 8, -7], [2, -2, 4, 0], [-3, 4, -2, -5]], [[1, 0, 6, 0], [0, 1, 4, 0], [0, 0, 0, 1]]], [[[1, -2, 3, 9], [-1, 3, 0, -4], [2, -5, 5, 17]], [[1, 0, 0, 1], [0, 1, 0, -1], [0, 0, 1, 2]]], [[[1, 0, -2, 1, 0], [0, -1, -3, 1, 3], [-2, -1, 1, -1, 3], [0, 3, 9, 0, -12]], [[1, 0, -2, 0, 1], [0, 1, 3, 0, -4], [0, 0, 0, 1, -1], [0, 0, 0, 0, 0]]], [[[1, 1, 4, 1, 2], [0, 1, 2, 1, 1], [0, 0, 0, 1, 2], [1, -1, 0, 0, 2], [2, 1, 6, 0, 1]], [[1, 0, 2, 0, 1], [0, 1, 2, 0, -1], [0, 0, 0, 1, 2], [0, 0, 0, 0, 0], [0, 0, 0, 0, 0]]], [[[1, 2, 0, -1, 1, -10], [1, 3, 1, 1, -1, -9], [2, 5, 1, 0, 0, -19], [3, 6, 0, 0, -6, -27], [1, 5, 3, 5, -5, -7]], [[1, 0, -2, 0, -10, -7], [0, 1, 1, 0, 4, -1], [0, 0, 0, 1, -3, 1], [0, 0, 0, 0, 0, 0], [0, 0, 0, 0, 0, 0]]], [[[-4, 3, 1, 5, -8], [6, 0, 9, 2, 6], [-1, 4, 4, 0, 2], [8, -1, 3, 4, 0], [5, 9, -7, -7, 1]], [[1, 0, 0, 0, 0], [0, 1, 0, 0, 0], [0, 0, 1, 0, 0], [0, 0, 0, 1, 0], [0, 0, 0, 0, 1]]]];
    }