In Planarity you have to align the vertices in such a manner that none of the lines intersects. Try it yourself.
10Aug05
Planarity
10Aug05
Sudden enthousiasm
Just sitting in the metro with a friend, travelling back home. In front of us was sitting a guy, nothing special happening at first sight. Then – I now guess afterwards – the guy is checking his bankaccount by his mobile phone and he mumbles something about money. His face changed into a big smile [...]
While surfing around again I found a collection of shibboleths (tongue breakers) on this site, in Dutch. Langs de koele kali liep een kale koeli met een kilo kali op zijn kale koeli-kop. Koetspoets koop je in de postkoetskoetspoetswinkel Wij wijze wasvrouwen wilden weer wassen wanneer wij wisten waar weer warm water was.
25Jul05
Laugh
While walking to my work, I suddenly heard a man laughing pretty loud. I looked into his direction and about 25 meters away from me I saw a happy face saying pretty loud that it’s healthy to laugh — in Dutch “lachen is gezond”. I agree with him.