for i=1:11
v(i) = (c(1)*(1/(1+z(i)))^3 + c(2)*(1/(1+z(i)))^2 + c(3)*(1/(1+z(i))) + c(4))*exp(-(z(i))^2) + c(5);
end

v =

  Columns 1 through 8

     0.3469   0.4205   0.4989    0.5793    0.6581    0.7313    0.7941    0.8422

  Columns 9 through 11

    0.8714     0.8784    0.8609