“…It is given by ffZew(0)=z2(10 , 1)+z2(10, 2)+z2(10, 3)+z2 (10,4) =z2(4, 1)+z2 (7,2) Thus, it is always possible to satisfy the condition (3.4). We note that the angles ~, l= 1, 5, 8, t0 do not have to be constrained as they do not occur in our analysis.…”