NFoldManifold           Class for N-Fold Product Manifolds
SPDMatrix               Class for the Manifold of Symmetric Positive
                        Definite Matrices
SPDMetricAffine         Class for the Affine Metric on the Manifold of
                        Symmetric Positive Definite Matrices
SPDMetricBuresWasserstein
                        Class for the Bures-Wasserstein Metric on the
                        Manifold of Symmetric Positive Definite
                        Matrices
SPDMetricEuclidean      Class for the Euclidean Metric on the Manifold
                        of Symmetric Positive Definite Matrices
SPDMetricLogEuclidean   Class for the log-Euclidean Metric on the
                        Manifold of Symmetric Positive Definite
                        Matrices
SpecialOrthogonal       Class for the Special Orthogonal Group
