17-Feb-2019 21:38:02

quadrature_2d_test:
  MATLAB version
  Test quadrature_2d.

QUADRATURE_2D
  MATLAB version
  Investigate the accuracy of a 2D quadrature
  rule by integrating test functions.

QUADRATURE_2D: User input:
  Quadrature rule X file = "gl_d2_8x8_x.txt".
  Quadrature rule W file = "gl_d2_8x8_w.txt".
  Quadrature rule R file = "gl_d2_8x8_r.txt".

  Spatial dimension = 2
  Number of points  = 64

  Prob   Dim      Points          Approx          Exact           Error

     1     2          64        1.633892        1.644934        0.011042
     2     2          64        4.351528        4.355172        0.003644
     3     2          64        3.122856        3.124194        0.001338
     4     2          64        2.577591        2.579008        0.001416
     5     2          64        0.444670        0.444444        0.000225
     6     2          64        1.858928        1.863016        0.004088
     7     2          64        0.509617        0.533333        0.023716

QUADRATURE_2D:
  Normal end of execution.

quadrature_2d_test:
  Normal end of execution.

17-Feb-2019 21:38:02