Rudi Penzhorn
@rudip
South Africa, Pretoria
Joined Aug 2007
World Rank: #38216 (0.6 points)
Institution: University of Pretoria
Activity over the last year
Effectiveness
- Problems solved
- 21
- Solutions submitted
- 161
South Africa, Pretoria
Joined Aug 2007
World Rank: #38216 (0.6 points)
Institution: University of Pretoria