C

n=sqrt(3.2534707-0.014523589*pow(x,2)+0.046505136*pow(x,-2)+0.0036159629*pow(x,-4)-0.00024194408*pow(x,-6)+3.5879606e-05*pow(x,-8))

Python

n=(3.2534707-0.014523589*x**2+0.046505136*x**-2+0.0036159629*x**-4-0.00024194408*x**-6+3.5879606e-05*x**-8)**.5

Fortran

n=SQRT(3.2534707-0.014523589*x**2+0.046505136*x**-2+0.0036159629*x**-4-0.00024194408*x**-6+3.5879606e-05*x**-8)

MATLAB

n=sqrt(3.2534707-0.014523589.*x.^2+0.046505136.*x.^-2+0.0036159629.*x.^-4-0.00024194408.*x.^-6+3.5879606e-05.*x.^-8)

LaTeX

n^2=3.2534707-0.014523589λ^{2}+0.046505136λ^{-2}+0.0036159629λ^{-4}-0.00024194408λ^{-6}+3.5879606\text{×}10^{-05}λ^{-8}