C

n=sqrt(2.2834436-0.00800379011*pow(x,2)+0.0130801119*pow(x,-2)-0.000224166591*pow(x,-4)+6.15548619e-05*pow(x,-6)-2.94342401e-06*pow(x,-8))

Python

n=(2.2834436-0.00800379011*x**2+0.0130801119*x**-2-0.000224166591*x**-4+6.15548619e-05*x**-6-2.94342401e-06*x**-8)**.5

Fortran

n=SQRT(2.2834436-0.00800379011*x**2+0.0130801119*x**-2-0.000224166591*x**-4+6.15548619e-05*x**-6-2.94342401e-06*x**-8)

MATLAB

n=sqrt(2.2834436-0.00800379011.*x.^2+0.0130801119.*x.^-2-0.000224166591.*x.^-4+6.15548619e-05.*x.^-6-2.94342401e-06.*x.^-8)

LaTeX

n^2=2.2834436-0.00800379011λ^{2}+0.0130801119λ^{-2}-0.000224166591λ^{-4}+6.15548619\text{×}10^{-05}λ^{-6}-2.94342401\text{×}10^{-06}λ^{-8}