treetime/treeregression.py
def CovInv(self):
        """
        Inverse of the covariance matrix

        Returns
        -------

         H : (np.array)
            inverse of the covariance matrix.
        """
        self.recurse(full_matrix=True)
        return self.tree.root.cinv
def CovInv(self):
        """
        Inverse of the covariance matrix

        Returns
        -------

         H : (np.array)
            inverse of the covariance matrix.
        """
        self.recurse(full_matrix=True)
        return self.tree.root.cinv
Inverse of the covariance matrix

        Returns
        -------

         H : (np.array)
            inverse of the covariance matrix.