Algebraic groups are very rich objects. As such, a large bag of examples against which one can test his intuition can be very helpful in learning the general theory.
What are some good didactic (counter-)examples in the theory of algebraic groups?
Algebraic groups are very rich objects. As such, a large bag of examples against which one can test his intuition can be very helpful in learning the general theory.
What are some good didactic (counter-)examples in the theory of algebraic groups?