NAG Library Manual, Mark 29.3
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NAG CL Interface Introduction
Example description

nag_quad_dim1_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 Integral  1 evaluation has been superseded by descendants.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 Integral  2 evaluation has been superseded by descendants.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 Integral  2 evaluation has been superseded by descendants.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 Integral  2 evaluation has been superseded by descendants.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.