2.4  Coalescence of a pair of Gaussian vortices (Gerris logo)

Author

Stéphane Popinet

Command

gerris2D logo.gfs | gfsview2D logo.gfv

Version

100317

Required files

logo.gfs (view) (download)
logo.gfv

Running time

5 minutes

This example generates the Gerris desktop logo (Figure 9).

A pair of Gaussian vortices slowly merge. This is the primary mechanism controlling the evolution of two-dimensional turbulence and consequently has been studied in some detail.

---

Figure 9: Gerris logo and animation.

---