>> ncc_test

NCC_TEST:
  Newton-Cotes closed rules of increasing order.

   N     Q(N)      Err(N)

   1     -2.053482      0.805799
   2      3.141593       4.38928
   3     -0.321790      0.925892
   4     -1.449318      0.201636
   5     -1.910471      0.662788
   6     -1.596607      0.348924
   7     -1.222163     0.0255195
   8     -1.210414     0.0372687
   9     -1.182398     0.0652847
  10     -1.210698     0.0369853
  11     -1.262624     0.0149411
  12     -1.258344     0.0106608
  13     -1.250847    0.00316413
  14     -1.249237    0.00155359
  15     -1.245620     0.0020634
  16     -1.246349    0.00133345
  17     -1.247919   0.000235728
  18     -1.247869   0.000185985
  19     -1.247780   9.71634e-05
  20     -1.247740   5.67202e-05
  21     -1.247643   4.04148e-05