Test bits/step-51: Improve output

This allows numdiff to catch small roundoff errors.

diff --git a/tests/bits/step-51.cc b/tests/bits/step-51.cc
index e3113516187fe2be60ab7bb01f15f0c2a7ab4db3..a699e71d045167765bc459f02d0d20977d5d2e14 100644 (file)
--- a/tests/bits/step-51.cc
+++ b/tests/bits/step-51.cc
@@ -949,19 +949,13 @@ namespace Step51
         output_results (cycle);
       }
 
-    convergence_table.set_precision("val L2", 3);
+    convergence_table.set_precision("val L2", 8);
     convergence_table.set_scientific("val L2", true);
-    convergence_table.set_precision("grad L2", 3);
+    convergence_table.set_precision("grad L2", 8);
     convergence_table.set_scientific("grad L2", true);
-    convergence_table.set_precision("val L2-post", 3);
+    convergence_table.set_precision("val L2-post", 8);
     convergence_table.set_scientific("val L2-post", true);
 
-    convergence_table
-      .evaluate_convergence_rates("val L2", "cells", ConvergenceTable::reduction_rate_log2, dim);
-    convergence_table
-      .evaluate_convergence_rates("grad L2", "cells", ConvergenceTable::reduction_rate_log2, dim);
-    convergence_table
-      .evaluate_convergence_rates("val L2-post", "cells", ConvergenceTable::reduction_rate_log2, dim);
     convergence_table.write_text(deallog.get_file_stream());
   }
 

diff --git a/tests/bits/step-51.output b/tests/bits/step-51.output
index a2050d9500dccf05329e00483e371bf90f22b22e..18064084723cbd115eadc146356d49cd773b23c2 100644 (file)
--- a/tests/bits/step-51.output
+++ b/tests/bits/step-51.output
@@ -9,15 +9,15 @@
 
 
 cells dofs     val L2        grad L2      val L2-post   
-8     9    4.080e-01 -    1.722e+00 -    3.362e-01 -    
-12    13   1.659e-01 2.22 8.766e-01 1.67 2.151e-02 6.78 
-16    17   7.996e-02 2.54 4.531e-01 2.29 1.125e-02 2.25 
-24    25   3.705e-02 1.90 2.028e-01 1.98 3.372e-03 2.97 
-32    33   2.125e-02 1.93 1.140e-01 2.00 1.430e-03 2.98 
-48    49   9.610e-03 1.96 5.048e-02 2.01 4.242e-04 3.00 
-64    65   5.449e-03 1.97 2.831e-02 2.01 1.787e-04 3.00 
-96    97   2.440e-03 1.98 1.253e-02 2.01 5.281e-05 3.01 
-128   129  1.377e-03 1.99 7.035e-03 2.01 2.224e-05 3.01 
+8     9    4.08029705e-01 1.72213721e+00 3.36203456e-01 
+12    13   1.65873051e-01 8.76642942e-01 2.15098336e-02 
+16    17   7.99649730e-02 4.53086972e-01 1.12488903e-02 
+24    25   3.70488688e-02 2.02788562e-01 3.37181822e-03 
+32    33   2.12457422e-02 1.13992751e-01 1.42968935e-03 
+48    49   9.61047132e-03 5.04784398e-02 4.24158934e-04 
+64    65   5.44944359e-03 2.83092204e-02 1.78719070e-04 
+96    97   2.44000764e-03 1.25343679e-02 5.28098280e-05 
+128   129  1.37726672e-03 7.03517301e-03 2.22355266e-05 
 
 
 
@@ -28,15 +28,15 @@ cells dofs     val L2        grad L2      val L2-post
 
 
 cells dofs     val L2        grad L2      val L2-post   
-8     9    2.141e-02 -    1.398e-01 -    3.487e-03 -    
-12    13   6.701e-03 2.87 3.811e-02 3.21 4.976e-04 4.80 
-16    17   1.693e-03 4.78 9.999e-03 4.65 1.085e-04 5.29 
-24    25   3.501e-04 3.89 2.009e-03 3.96 1.440e-05 4.98 
-32    33   1.126e-04 3.94 6.373e-04 3.99 3.412e-06 5.01 
-48    49   2.256e-05 3.97 1.259e-04 4.00 4.472e-07 5.01 
-64    65   7.179e-06 3.98 3.980e-05 4.00 1.057e-07 5.01 
-96    97   1.425e-06 3.99 7.848e-06 4.00 1.386e-08 5.01 
-128   129  4.519e-07 3.99 2.481e-06 4.00 3.284e-09 5.01 
+8     9    2.14132629e-02 1.39781818e-01 3.48711759e-03 
+12    13   6.70135254e-03 3.81131358e-02 4.97577712e-04 
+16    17   1.69347122e-03 9.99922398e-03 1.08514971e-04 
+24    25   3.50142131e-04 2.00873613e-03 1.44013848e-05 
+32    33   1.12640468e-04 6.37331454e-04 3.41220834e-06 
+48    49   2.25574786e-05 1.25899431e-04 4.47214433e-07 
+64    65   7.17865669e-06 3.97964031e-05 1.05744661e-07 
+96    97   1.42517115e-06 7.84810800e-06 1.38645833e-08 
+128   129  4.51945652e-07 2.48053493e-06 3.28470739e-09 
 
 
 
@@ -44,22 +44,22 @@ cells dofs     val L2        grad L2      val L2-post
 
 
 cells dofs     val L2        grad L2      val L2-post   
-16    80   1.066e+01 -    1.571e+01 -    1.055e+01 -    
-36    168  3.727e+00 2.59 7.998e+00 1.67 3.660e+00 2.61 
-64    288  8.086e-01 5.31 4.228e+00 2.22 4.492e-01 7.29 
-144   624  2.730e-01 2.68 1.867e+00 2.02 6.110e-02 4.92 
-256   1088 1.493e-01 2.10 1.046e+00 2.01 2.878e-02 2.62 
-576   2400 6.965e-02 1.88 4.847e-01 1.90 9.202e-03 2.81 
+16    80   1.06637974e+01 1.57135687e+01 1.05527983e+01 
+36    168  3.72729540e+00 7.99834919e+00 3.65975404e+00 
+64    288  8.08605671e-01 4.22837353e+00 4.49196935e-01 
+144   624  2.72973657e-01 1.86672556e+00 6.11032471e-02 
+256   1088 1.49314478e-01 1.04597294e+00 2.87804827e-02 
+576   2400 6.96454793e-02 4.84691858e-01 9.20205005e-03 
 
 
 
 
 
 
-cells dofs     val L2        grad L2       val L2-post   
-16    120  7.645e-01 -    5.413e+00 -    2.667e-01 -     
-36    252  4.745e-01 1.18 2.375e+00 2.03 3.501e-01 -0.67 
-64    432  9.635e-02 5.54 7.772e-01 3.88 5.032e-02 6.74  
-144   936  3.487e-02 2.51 2.718e-01 2.59 5.339e-03 5.53  
-256   1632 1.920e-02 2.08 1.390e-01 2.33 1.731e-03 3.92  
-576   3600 6.021e-03 2.86 4.291e-02 2.90 3.431e-04 3.99  
+cells dofs     val L2        grad L2      val L2-post   
+16    120  7.64547944e-01 5.41274881e+00 2.66736895e-01 
+36    252  4.74469036e-01 2.37540507e+00 3.50112826e-01 
+64    432  9.63450745e-02 7.77216911e-01 5.03229983e-02 
+144   936  3.48706394e-02 2.71759868e-01 5.33870235e-03 
+256   1632 1.91958193e-02 1.38962150e-01 1.73055567e-03 
+576   3600 6.02106191e-03 4.29149084e-02 3.43073247e-04