C

n=sqrt(3.2722586-0.018817211*pow(x,2)+0.027264508*pow(x,-2)+0.0032789193*pow(x,-4)-0.00032827672*pow(x,-6)+2.1743362e-05*pow(x,-8))

Python

n=(3.2722586-0.018817211*x**2+0.027264508*x**-2+0.0032789193*x**-4-0.00032827672*x**-6+2.1743362e-05*x**-8)**.5

Fortran

n=SQRT(3.2722586-0.018817211*x**2+0.027264508*x**-2+0.0032789193*x**-4-0.00032827672*x**-6+2.1743362e-05*x**-8)

MATLAB

n=sqrt(3.2722586-0.018817211.*x.^2+0.027264508.*x.^-2+0.0032789193.*x.^-4-0.00032827672.*x.^-6+2.1743362e-05.*x.^-8)

LaTeX

n^2=3.2722586-0.018817211λ^{2}+0.027264508λ^{-2}+0.0032789193λ^{-4}-0.00032827672λ^{-6}+2.1743362\text{×}10^{-05}λ^{-8}