# skfolio.utils.stats.symmetric_step_up_matrix ### skfolio.utils.stats.symmetric_step_up_matrix(n1, n2) Compute the Symmetric step-up matrix M such that `M @ np.ones(n2) = np.ones(n1)`. * **Parameters:** **n1** *int* : First dimension. **n2** *int* : Second dimension. * **Returns:** **m** *ndarray of shape (n1, n2)* : The Symmetric step-up matrix.