assertDsubspace         Assert that the D-Linear Subspace Properties
                        Hold
assertNoObservations    Assert that Enough Observations Are Given
assertPDI               Assert that a Matrix is an Element of P(D, I)
estimateDParameters     Estimate the D-Parameters of a Normal Linear
                        ADG Model
nlADG                   Regression in the Normal Linear ADG Model
reconstructDistParameters
                        Reconstruct the Normal Linear ADG Model's
                        Parameters from their D-Parameters
selectInd               Select Entries of the MLE sigma Matrix by their
                        Names
