C

n=sqrt(1+4.45813734/(1-pow(0.200859853/x,2))+0.467216334/(1-pow(0.391371166/x,2))+2.89566290/(1-pow(47.1362108/x,2)))

Python

n=(1+4.45813734/(1-(0.200859853/x)**2)+0.467216334/(1-(0.391371166/x)**2)+2.89566290/(1-(47.1362108/x)**2))**.5

Fortran

n=SQRT(1+4.45813734/(1-(0.200859853/x)**2)+0.467216334/(1-(0.391371166/x)**2)+2.89566290/(1-(47.1362108/x)**2))

MATLAB

n=sqrt(1+4.45813734./(1-(0.200859853./x).^2)+0.467216334./(1-(0.391371166./x).^2)+2.89566290./(1-(47.1362108./x).^2))

LaTeX

n^2-1=\frac{4.45813734λ^2}{λ^2-0.200859853^2}+\frac{0.467216334λ^2}{λ^2-0.391371166^2}+\frac{2.89566290λ^2}{λ^2-47.1362108^2}