Fast and Accurate Numerical Solution of Allen–Cahn Equation

Figure 5

Time evolution of a star shape. As in the shape of a dumbbell, it can be seen that it changes with the mean curvature flow. (a) t = 0, (b) t = 0.0025, (c) t = 0.0188, (d) t = 0.0325.

(a)

(b)

(c)

(d)