Question License

Question ID 4369 (Universal ID 1405006703014522)

This question was written by Schell,Uli, derived from work by Reidel,Jessica; Schraag,Andreas, mb Schell,Uli. This work is licensed under the IMathAS Community License (GPL + CC-BY).
The code that generated this question can be obtained by instructors by emailing dahn@vcrp.de.