C

n=sqrt(4.610330+0.107681/(pow(x,2)-0.054187)-0.014464*pow(x,2))

Python

n=(4.610330+0.107681/(x**2-0.054187)-0.014464*x**2)**.5

Fortran

n=SQRT(4.610330+0.107681/(x**2-0.054187)-0.014464*x**2)

MATLAB

n=sqrt(4.610330+0.107681./(x.^2-0.054187)-0.014464.*x.^2)

LaTeX

n^2=4.610330+\frac{0.107681}{λ^2-0.054187}-0.014464λ^{2}