1 .. index:: single: APosterioriVariances
4 *List of matrices*. Each element is an *a posteriori* error variance errors
5 diagonal matrix of the optimal state, coming from the :math:`\mathbf{A}*`
6 covariance matrix. In order to get them, this *a posteriori* error
7 covariances calculation has to be requested at the same time.
10 ``V = ADD.get("APosterioriVariances")[-1]``