C

n=sqrt(1+0.867168676/(1-0.00369311003/pow(x,2))+0.672848343/(1-0.0181652804/pow(x,2))+1.18456107/(1-132.376147/pow(x,2)))

Python

n=(1+0.867168676/(1-0.00369311003/x**2)+0.672848343/(1-0.0181652804/x**2)+1.18456107/(1-132.376147/x**2))**.5

Fortran

n=SQRT(1+0.867168676/(1-0.00369311003/x**2)+0.672848343/(1-0.0181652804/x**2)+1.18456107/(1-132.376147/x**2))

MATLAB

n=sqrt(1+0.867168676./(1-0.00369311003./x.^2)+0.672848343./(1-0.0181652804./x.^2)+1.18456107./(1-132.376147./x.^2))

LaTeX

n^2-1=\frac{0.867168676λ^2}{λ^2-0.00369311003}+\frac{0.672848343λ^2}{λ^2-0.0181652804}+\frac{1.18456107λ^2}{λ^2-132.376147}