Positivity-Preserving Discontinuous Galerkin Methods on Triangular Meshes for Macroscopic Pedestrian Flow Models

Table 2

Errors and orders of accuracy for the density ρ.

N	error of ρ	Order of accuracy
139	5.877590E − 003	—
506	1.021613E − 003	2.52
1932	2.312943E − 004	2.14
7579	5.612360E − 005	2.04
29956	1.394325E − 005	2.01