TOMS439_PRB Test TOMS algorithm 439, product-type three point Gauss-Legendre Simpson integration. TEST01 Integral of F(X) * G(X) from -1 to 1, with F(X) = 1, G(X) = 1/(1+x**2 ) N VINT 1 5.49020 2 2.47843 3 2.90842 4 2.57255 5 2.69529 6 2.63329 7 2.66030 8 2.64773 9 2.65342 10 2.65082 Exact: 2.65164 TEST02 Integral of F(X) * G(X) from 0 to PI, with F(X) = EXP(-X), G(X) = COS(X) N VINT 1 0.432791 2 0.517389 3 0.520869 4 0.521385 5 0.521518 6 0.521565 7 0.521584 8 0.521594 9 0.521599 10 0.521602 Exact: 0.521607 TOMS439_PRB Normal end of execution.