C

n=sqrt(2.2762403-0.0096874647*pow(x,2)+0.0092330378*pow(x,-2)+0.00038940853*pow(x,-4)-3.8018733e-05*pow(x,-6)+2.0693225e-06*pow(x,-8))

Python

n=(2.2762403-0.0096874647*x**2+0.0092330378*x**-2+0.00038940853*x**-4-3.8018733e-05*x**-6+2.0693225e-06*x**-8)**.5

Fortran

n=SQRT(2.2762403-0.0096874647*x**2+0.0092330378*x**-2+0.00038940853*x**-4-3.8018733e-05*x**-6+2.0693225e-06*x**-8)

MATLAB

n=sqrt(2.2762403-0.0096874647.*x.^2+0.0092330378.*x.^-2+0.00038940853.*x.^-4-3.8018733e-05.*x.^-6+2.0693225e-06.*x.^-8)

LaTeX

n^2=2.2762403-0.0096874647λ^{2}+0.0092330378λ^{-2}+0.00038940853λ^{-4}-3.8018733\text{×}10^{-05}λ^{-6}+2.0693225\text{×}10^{-06}λ^{-8}