C

n=1.39630217-4.05497e-3*pow(x,-1)+4.75141e-3*pow(x,-2)

Python

n=1.39630217-4.05497e-3*x**-1+4.75141e-3*x**-2

Fortran

n=1.39630217-4.05497e-3*x**-1+4.75141e-3*x**-2

MATLAB

n=1.39630217-4.05497e-3.*x.^-1+4.75141e-3.*x.^-2

LaTeX

n=1.39630217-4.05497\text{×}10^{-3}λ^{-1}+4.75141\text{×}10^{-3}λ^{-2}