Bessel Function of the First Kind
Integration by Trapezoidal Rule with correction
Area of a Spherical Triangle given Radius and 3 Sides
Bessel Function of Integral order
Integration bySimpsons Rule
Iteration Scheme using Wegsteins Method for x=f(x)
Determination of roots of the reduced cubic
Exponential and Logarithmic Integrals
US Std Atmosphere for H<=20km