91
Comment:

91

Deletions are marked like this.  Additions are marked like this. 
Line 3:  Line 3: 
[http://modular.math.washington.edu/sage/days2/sagecar.png:Sage car]  [http://modular.math.washington.edu/sage/days2/sagecar.png Sage car] 
Sagerelated art
[http://modular.math.washington.edu/sage/days2/sagecar.png Sage car]