Cycle 0:
Number of active cells: 64
Number of degrees of freedom: 256
-Time of assemble_system1: 0.04
+Time of assemble_system1: 0.05
Time of assemble_system2: 0.04
solution1 and solution2 do not differ.
Writing grid to <grid-0.eps>...
Cycle 1:
Number of active cells: 112
Number of degrees of freedom: 448
-Time of assemble_system1: 0.08
-Time of assemble_system2: 0.08
+Time of assemble_system1: 0.09
+Time of assemble_system2: 0.07
solution1 and solution2 do not differ.
Writing grid to <grid-1.eps>...
Writing solution to <sol-1.gnuplot>...
Cycle 2:
Number of active cells: 214
Number of degrees of freedom: 856
-Time of assemble_system1: 0.16
-Time of assemble_system2: 0.15
+Time of assemble_system1: 0.17
+Time of assemble_system2: 0.14
solution1 and solution2 do not differ.
Writing grid to <grid-2.eps>...
Writing solution to <sol-2.gnuplot>...
Cycle 3:
Number of active cells: 415
Number of degrees of freedom: 1660
-Time of assemble_system1: 0.31
-Time of assemble_system2: 0.27
+Time of assemble_system1: 0.32
+Time of assemble_system2: 0.28
solution1 and solution2 do not differ.
Writing grid to <grid-3.eps>...
Writing solution to <sol-3.gnuplot>...
Cycle 4:
Number of active cells: 796
Number of degrees of freedom: 3184
-Time of assemble_system1: 0.59
+Time of assemble_system1: 0.62
Time of assemble_system2: 0.52
solution1 and solution2 do not differ.
Writing grid to <grid-4.eps>...
Cycle 5:
Number of active cells: 1561
Number of degrees of freedom: 6244
-Time of assemble_system1: 1.15
-Time of assemble_system2: 1.06
+Time of assemble_system1: 1.23
+Time of assemble_system2: 1.03
solution1 and solution2 do not differ.
Writing grid to <grid-5.eps>...
Writing solution to <sol-5.gnuplot>...
once (second version of the DG method) in comparison with treating
each face twice within a nested loop over all cells and all faces of
each cell (first version), is much less than one might have
-expected. The gain is less than 10% on the last refinement steps.
+expected. The gain is less than 16% on the last few refinement steps.
</p>
<p> First we show the solutions on the initial mesh, the mesh after two