C

n=sqrt(3.4286062-0.013845333*pow(x,2)+0.037363009*pow(x,-2)+0.0011894554*pow(x,-4)-1.5979979e-05*pow(x,-6)+5.1827398e-06*pow(x,-8))

Python

n=(3.4286062-0.013845333*x**2+0.037363009*x**-2+0.0011894554*x**-4-1.5979979e-05*x**-6+5.1827398e-06*x**-8)**.5

Fortran

n=SQRT(3.4286062-0.013845333*x**2+0.037363009*x**-2+0.0011894554*x**-4-1.5979979e-05*x**-6+5.1827398e-06*x**-8)

MATLAB

n=sqrt(3.4286062-0.013845333.*x.^2+0.037363009.*x.^-2+0.0011894554.*x.^-4-1.5979979e-05.*x.^-6+5.1827398e-06.*x.^-8)

LaTeX

n^2=3.4286062-0.013845333λ^{2}+0.037363009λ^{-2}+0.0011894554λ^{-4}-1.5979979\text{×}10^{-05}λ^{-6}+5.1827398\text{×}10^{-06}λ^{-8}