Recent content by winarto

  1. W

    Graduate Cubic Spline Interpolation Tutorial

    Hi all, I have a stupid question regarding calculating the derivative of cubic spline. I'm currently looking at the code here http://www.ee.ucl.ac.uk/~mflanaga/java/CubicSpline.java at method calcDeriv(), and I do not understand what are these 2 lines are for...