PPGrectRightAng4        Generalized rectangular right angular RPPBD
                        (4).
PPGrectRightAng5        Generalized rectangular right angular RPPBD
                        (5).
PPGrectRightAng7        Generalized rectangular right angular RPPBD
                        (7).
PPNestdiv               Nested group divisible RPPBD
PPdiv                   Group divisible RPPBD
PPrect                  Rectangular RPPBD.
PPrightAng              Right angular RPPBD
RPPairwiseDesign-package
                        Resolvable Partially Pairwise Balanced Design
                        and Space-filling Design via Association
                        Scheme.
SpaceFilling            Space-Filling design
