Java for Scientific Computing: Numerical Integration -- Part 4

In this tutorial, I discuss how to implement the numerical integration methods (rectangle, trapezoid, Simpson) using a recursive approach. For more reading material see: 1. https://en.wikipedia.org/wiki/Lagrange_polynomial 2. https://en.wikipedia.org/wiki/Trapezoidal_rule 3. https://en.wikipedia.org/wiki/Simpson%27s_rule 4. https://en.wikipedia.org/wiki/Recursion