This is a figure which is used in exercise section 4.1 and is written in the programming language Metapost. You can edit this figure by clicking on the edit tab.
![[Image]](/wikis/2009/bridgecourse1-TU-Berlin/img_auth.php/metapost/7/a/c/7ac1f013f4462acf5666ec550fa3d79f.png)
