D01RL_T1W_F C++ Header Example Program Results lower limit of integration (a) = 0 upper limit of integration (b) = 1 given break point (points[0]) = 0.142857 absolute accuracy requested = 0 relative accuracy requested = 0.0001 maximum number of subintervals = 20 approximation to the integral : 2.6076e+00 estimate of the absolute error : 6.1284e-14 number of function evaluations : 12 Derivatives calculated: First order tangents Computational mode : algorithmic Derivative of solution w.r.t end points: dI/da = -2.6458e+00 dI/db = 1.0801e+00