asym1                   This generates a class of asymmetric rotatable
                        response surface designs with neighbour effects
                        under a second order model
asym2                   This generates a class of asymmetric rotatable
                        response surface designs with neighbour effects
                        under a polynomial model of order max(s1,s2)-1
asym3                   This generates a class of asymmetric rotatable
                        response surface designs with neighbour effects
                        under a polynomial model of order
                        max(s1,s2,s3)-1
asym4                   This generates a class of asymmetric rotatable
                        response surface designs with neighbour effects
                        under a polynomial model of order
                        max(s1,s2,s3)-1
sym                     This generates a class of symmetric rotatable
                        response surface designs with neighbour effects
                        under a polynomial model of order (s1-1)
