covmats.SparseCholeskyFactor.apply_Pt

SparseCholeskyFactor.apply_Pt(x: ndarray[tuple[Any, ...], dtype[float64]]) → ndarray[tuple[Any, ...], dtype[float64]]

SparseCholeskyFactor.apply_Pt(x: csc_array) → csc_array

Apply the reverse permutation of rows.