Bubble-Enriched Least-Squares Finite Element Method for Transient Advective Transport

Figure 3

Propagation of a steep front by time $t=0.6$ for Courant numbers, $C=0.75$ (a), $C=1.0$ (b), and $C=2.0$ (c) for continuous LSFEM.

(a)

(b)

(c)