nag_quad_1d_gen_vec_multi_rcomm (d01rac) Example Program Results Quadrature rule : GK41 Maximum Subdivisions : 50 Extrapolation : ON Extrapolation safeguard : 1.0000e-12 Integral | needi | dinest | errest 1 0 -2.8431e-02 1.1234e-14 2 0 7.9083e-03 2.6600e-09 Information on integration: ni = 2, nseg = 7, nsdiv = 3. Integral 1 total approximations: 2. Integral 2 total approximations: 4. Information on subdivision and evaluations over segments. Segment 1. Sid = 1, Parent = 0, Level = 1. Children = ( 2, 3). Bounds ( 0.0000e+00, 3.1416e+00). Integral 1 approximation : -2.8431e-02. Integral 1 error estimate: 8.0372e-04. Integral 1 evaluation has been superseded by descendants. Integral 2 approximation : -3.6050e-01. Integral 2 error estimate: 4.2596e+00. Integral 2 evaluation has been superseded by descendants. Segment 2. Sid = 2, Parent = 1, Level = 2. Children = ( 6, 7). Bounds ( 0.0000e+00, 1.5708e+00). Integral 1 approximation : -1.2285e-03. Integral 1 error estimate: 2.8161e-15. Integral 2 approximation : 1.9771e-03. Integral 2 error estimate: 4.0437e-01. Integral 2 evaluation has been superseded by descendants. Segment 3. Sid = 2, Parent = 1, Level = 2. Children = ( 4, 5). Bounds ( 1.5708e+00, 3.1416e+00). Integral 1 approximation : -2.7202e-02. Integral 1 error estimate: 8.4182e-15. Integral 2 approximation : 5.9313e-03. Integral 2 error estimate: 3.0259e+00. Integral 2 evaluation has been superseded by descendants. Segment 4. Sid = 3, Parent = 3, Level = 3. Bounds ( 1.5708e+00, 2.3562e+00). Integral 2 approximation : 1.0922e-01. Integral 2 error estimate: 7.9151e-10. Segment 5. Sid = 3, Parent = 3, Level = 3. Bounds ( 2.3562e+00, 3.1416e+00). Integral 2 approximation : -1.0329e-01. Integral 2 error estimate: 1.6413e-09. Segment 6. Sid = 4, Parent = 2, Level = 3. Bounds ( 0.0000e+00, 7.8540e-01). Integral 2 approximation : 1.2343e-02. Integral 2 error estimate: 5.2456e-11. Segment 7. Sid = 4, Parent = 2, Level = 3. Bounds ( 7.8540e-01, 1.5708e+00). Integral 2 approximation : -1.0365e-02. Integral 2 error estimate: 1.7467e-10.