Contact » Mistake on the theory website

Did you find a mistake on the theory website?
Would you be so kind to send me an e-mail?
You can send it to Marcel Pott:

Make sure you have the following information in your message:
- the page on which you found the mistake
- the mistake and if you want, also the correction.

Do not ask me mathematical questions, except when you are one of my pupils. If you do not understand the theory on this website and you need help with your exercises, ask your maths teacher.