Equation Icon  4{ [ ]2 g(n,e) = n-- J (ne)- J (ne) + 2-J (ne) + J (ne) - J (ne) 32 n-2 n-1 n n n+1 n+2 2 2 4 2} +(1 - e )[Jn- 2(ne) - 2Jn(ne)+Jn+2(ne)] + ---2 [Jn(ne)] , (42) 3n