C

n=1.3662+3.3477e-3*pow(x,-2)-1.3323046e-5*pow(x,-4)+2.87492e-6*pow(x,-6)

Python

n=1.3662+3.3477e-3*x**-2-1.3323046e-5*x**-4+2.87492e-6*x**-6

Fortran

n=1.3662+3.3477e-3*x**-2-1.3323046e-5*x**-4+2.87492e-6*x**-6

MATLAB

n=1.3662+3.3477e-3.*x.^-2-1.3323046e-5.*x.^-4+2.87492e-6.*x.^-6

LaTeX

n=1.3662+3.3477\text{×}10^{-3}λ^{-2}-1.3323046\text{×}10^{-5}λ^{-4}+2.87492\text{×}10^{-6}λ^{-6}