C

n=1.5151+0.00279*pow(x,-2)+5.0756E-4*pow(x,-4)

Python

n=1.5151+0.00279*x**-2+5.0756E-4*x**-4

Fortran

n=1.5151+0.00279*x**-2+5.0756E-4*x**-4

MATLAB

n=1.5151+0.00279.*x.^-2+5.0756E-4.*x.^-4

LaTeX

n=1.5151+0.00279λ^{-2}+5.0756\text{×}10^{-4}λ^{-4}