A Godunov-Mixed Finite Element Method on Changing Meshes for the Nonlinear Sobolev Equations

Figure 2

Compare figures for Case 4 at time 𝑡=0.25, 0.5, and 0.75.

(a) Comparing 𝑢 with 𝑈

(b) Comparing 𝐳^∼ with 𝐙^∼