Asords                  Asymmetric Second Order Rotatable Designs
CCD_coded               Central Composite Designs (CCD) with coded
                        levels
CCD_original            Central Composite Designs (CCD) with original
                        levels
Pred.var                Function for generating the moment matrix and
                        variance of the predicted response
SORD_coded              Second Order Rotatable Designs with coded
                        levels
SORD_original           Second Order Rotatable Designs with original
                        levels
