C

n=sqrt(2.7324621-0.01249046*pow(x,2)+0.018562334*pow(x,-2)+0.00099990536*pow(x,-4)-6.8388552e-05*pow(x,-6)+4.9257931e-06*pow(x,-8))

Python

n=(2.7324621-0.01249046*x**2+0.018562334*x**-2+0.00099990536*x**-4-6.8388552e-05*x**-6+4.9257931e-06*x**-8)**.5

Fortran

n=SQRT(2.7324621-0.01249046*x**2+0.018562334*x**-2+0.00099990536*x**-4-6.8388552e-05*x**-6+4.9257931e-06*x**-8)

MATLAB

n=sqrt(2.7324621-0.01249046.*x.^2+0.018562334.*x.^-2+0.00099990536.*x.^-4-6.8388552e-05.*x.^-6+4.9257931e-06.*x.^-8)

LaTeX

n^2=2.7324621-0.01249046λ^{2}+0.018562334λ^{-2}+0.00099990536λ^{-4}-6.8388552\text{×}10^{-05}λ^{-6}+4.9257931\text{×}10^{-06}λ^{-8}