C

n=sqrt(1+10.210/(1-pow(0.444/x,2))+0.522/(1-pow(25.0/x,2)))

Python

n=(1+10.210/(1-(0.444/x)**2)+0.522/(1-(25.0/x)**2))**.5

Fortran

n=SQRT(1+10.210/(1-(0.444/x)**2)+0.522/(1-(25.0/x)**2))

MATLAB

n=sqrt(1+10.210./(1-(0.444./x).^2)+0.522./(1-(25.0./x).^2))

LaTeX

n^2-1=\frac{10.210λ^2}{λ^2-0.444^2}+\frac{0.522λ^2}{λ^2-25.0^2}